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14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0171 Tc -0.0129 Tw (2.22 \261 1.25) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0171 Tc -0.0129 Tw (2.61 \261 0.74) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD 0.0225 Tc 0 Tw (0.54) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
19.56 0 TD -0.0171 Tc -0.0129 Tw (2.35 \261 1.15) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0171 Tc -0.0129 Tw (2.52 \261 0.81) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
17.52 0 TD 0.0225 Tc 0 Tw (0.99) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 487.32 0.48 0.48 re f
30.96 487.32 87.24 0.48 re f
118.2 487.32 0.48 0.48 re f
118.68 487.32 47.76 0.48 re f
166.44 487.32 0.48 0.48 re f
166.92 487.32 49.44 0.48 re f
216.36 487.32 0.48 0.48 re f
216.84 487.32 35.52 0.48 re f
252.36 487.32 0.48 0.48 re f
252.84 487.32 49.92 0.48 re f
302.76 487.32 0.48 0.48 re f
303.24 487.32 48.96 0.48 re f
352.2 487.32 0.48 0.48 re f
352.68 487.32 32.4 0.48 re f
385.08 487.32 0.48 0.48 re f
385.56 487.32 47.64 0.48 re f
433.2 487.32 0.48 0.48 re f
433.68 487.32 47.76 0.48 re f
481.44 487.32 0.48 0.48 re f
481.92 487.32 33.24 0.48 re f
515.16 487.32 0.48 0.48 re f
515.64 487.32 51.72 0.48 re f
567.36 487.32 0.48 0.48 re f
567.84 487.32 53.52 0.48 re f
621.36 487.32 0.48 0.48 re f
621.84 487.32 30.6 0.48 re f
652.44 487.32 0.48 0.48 re f
30.48 466.92 0.48 20.4 re f
118.2 466.92 0.48 20.4 re f
166.44 466.92 0.48 20.4 re f
216.36 466.92 0.48 20.4 re f
252.36 466.92 0.48 20.4 re f
302.76 466.92 0.48 20.4 re f
352.2 466.92 0.48 20.4 re f
385.08 466.92 0.48 20.4 re f
433.2 466.92 0.48 20.4 re f
481.44 466.92 0.48 20.4 re f
515.16 466.92 0.48 20.4 re f
567.36 466.92 0.48 20.4 re f
621.36 466.92 0.48 20.4 re f
652.44 466.92 0.48 20.4 re f
BT
36.12 458.28 TD
-0.0287 Tc 0.0587 Tw (Postoperative lower) Tj
63.72 0 TD -0.0373 Tc 0 Tw (-) Tj
-63.72 -9.24 TD 0.0112 Tc -0.1012 Tw (limb pain) Tj
30.6 0 TD 0 Tc 0.03 Tw ( ) Tj
57.12 9.12 TD -0.0171 Tc -0.0129 Tw (0.83 \261 0.89) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD -0.0171 Tc -0.0129 Tw (0.50 \261 0.91) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.44 0 TD 0.0225 Tc 0 Tw (0.13) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
21.84 0 TD -0.0171 Tc -0.0129 Tw (0.57 \261 0.90) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD 0.0123 Tc -0.0423 Tw (0.80 \261 0.) Tj
28.44 0 TD -0.06 Tc 0 Tw (91) Tj
8.04 0 TD 0 Tc 0.03 Tw ( ) Tj
12.96 0 TD 0.0225 Tc 0 Tw (0.30) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0171 Tc -0.0129 Tw (0.56 \261 0.85) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0171 Tc -0.0129 Tw (0.79 \261 0.96) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD 0.0225 Tc 0 Tw (0.42) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
19.56 0 TD -0.0171 Tc -0.0129 Tw (0.65 \261 0.92) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0171 Tc -0.0129 Tw (0.71 \261 0.90) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
17.52 0 TD 0.0225 Tc 0 Tw (0.71) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 466.44 0.48 0.48 re f
30.96 466.44 87.24 0.48 re f
118.2 466.44 0.48 0.48 re f
118.68 466.44 47.76 0.48 re f
166.44 466.44 0.48 0.48 re f
166.92 466.44 49.44 0.48 re f
216.36 466.44 0.48 0.48 re f
216.84 466.44 35.52 0.48 re f
252.36 466.44 0.48 0.48 re f
252.84 466.44 49.92 0.48 re f
302.76 466.44 0.48 0.48 re f
303.24 466.44 48.96 0.48 re f
352.2 466.44 0.48 0.48 re f
352.68 466.44 32.4 0.48 re f
385.08 466.44 0.48 0.48 re f
385.56 466.44 47.64 0.48 re f
433.2 466.44 0.48 0.48 re f
433.68 466.44 47.76 0.48 re f
481.44 466.44 0.48 0.48 re f
481.92 466.44 33.24 0.48 re f
515.16 466.44 0.48 0.48 re f
515.64 466.44 51.72 0.48 re f
567.36 466.44 0.48 0.48 re f
567.84 466.44 53.52 0.48 re f
621.36 466.44 0.48 0.48 re f
621.84 466.44 30.6 0.48 re f
652.44 466.44 0.48 0.48 re f
30.48 446.04 0.48 20.4 re f
118.2 446.04 0.48 20.4 re f
166.44 446.04 0.48 20.4 re f
216.36 446.04 0.48 20.4 re f
252.36 446.04 0.48 20.4 re f
302.76 446.04 0.48 20.4 re f
352.2 446.04 0.48 20.4 re f
385.08 446.04 0.48 20.4 re f
433.2 446.04 0.48 20.4 re f
481.44 446.04 0.48 20.4 re f
515.16 446.04 0.48 20.4 re f
567.36 446.04 0.48 20.4 re f
621.36 446.04 0.48 20.4 re f
652.44 446.04 0.48 20.4 re f
BT
36.12 437.28 TD
-0.0112 Tc 0.0412 Tw (Preoperative disability) Tj
72.12 0 TD 0 Tc 0.03 Tw ( ) Tj
15.6 0 TD -0.0171 Tc -0.0129 Tw (1.93 \261 0.70) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD -0.0171 Tc -0.0129 Tw (2.12 \261 0.82) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.44 0 TD 0.0225 Tc 0 Tw (0.37) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
21.84 0 TD -0.0171 Tc -0.0129 Tw (1.73 \261 0.74) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD -0.0171 Tc -0.0129 Tw (2.36 \261 0.64) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
12.96 0 TD 0.015 Tc 0 Tw (0.005*) Tj
22.08 0 TD 0 Tc 0.03 Tw ( ) Tj
10.8 0 TD -0.0171 Tc -0.0129 Tw (2.04 \261 0.76) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0171 Tc -0.0129 Tw (2.00 \261 0.77) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD 0.0225 Tc 0 Tw (0.94) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
19.56 0 TD -0.0171 Tc -0.0129 Tw (1.88 \261 0.77) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0171 Tc -0.0129 Tw (2.24 \261 0.70) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
17.52 0 TD -0.018 Tc 0 Tw (0.097) Tj
18.12 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 445.56 0.48 0.48 re f
30.96 445.56 87.24 0.48 re f
118.2 445.56 0.48 0.48 re f
118.68 445.56 47.76 0.48 re f
166.44 445.56 0.48 0.48 re f
166.92 445.56 49.44 0.48 re f
216.36 445.56 0.48 0.48 re f
216.84 445.56 35.52 0.48 re f
252.36 445.56 0.48 0.48 re f
252.84 445.56 49.92 0.48 re f
302.76 445.56 0.48 0.48 re f
303.24 445.56 48.96 0.48 re f
352.2 445.56 0.48 0.48 re f
352.68 445.56 32.4 0.48 re f
385.08 445.56 0.48 0.48 re f
385.56 445.56 47.64 0.48 re f
433.2 445.56 0.48 0.48 re f
433.68 445.56 47.76 0.48 re f
481.44 445.56 0.48 0.48 re f
481.92 445.56 33.24 0.48 re f
515.16 445.56 0.48 0.48 re f
515.64 445.56 51.72 0.48 re f
567.36 445.56 0.48 0.48 re f
567.84 445.56 53.52 0.48 re f
621.36 445.56 0.48 0.48 re f
621.84 445.56 30.6 0.48 re f
652.44 445.56 0.48 0.48 re f
30.48 429 0.48 16.56 re f
118.2 429 0.48 16.56 re f
166.44 429 0.48 16.56 re f
216.36 429 0.48 16.56 re f
252.36 429 0.48 16.56 re f
302.76 429 0.48 16.56 re f
352.2 429 0.48 16.56 re f
385.08 429 0.48 16.56 re f
433.2 429 0.48 16.56 re f
481.44 429 0.48 16.56 re f
515.16 429 0.48 16.56 re f
567.36 429 0.48 16.56 re f
621.36 429 0.48 16.56 re f
652.44 429 0.48 16.56 re f
BT
36.12 420.24 TD
-0.0114 Tc 0.0414 Tw (Postoperative disability) Tj
75.24 0 TD 0 Tc 0.03 Tw ( ) Tj
12.48 0 TD -0.0171 Tc -0.0129 Tw (0.93 \261 0.88) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD -0.0107 Tc -0.0193 Tw (0.62 \261 0) Tj
26.52 0 TD -0.07 Tc 0 Tw (.80) Tj
9.96 0 TD 0 Tc 0.03 Tw ( ) Tj
13.44 0 TD 0.0225 Tc 0 Tw (0.18) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
21.84 0 TD -0.0171 Tc -0.0129 Tw (0.73 \261 0.83) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD -0.0171 Tc -0.0129 Tw (0.84 \261 0.90) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
12.96 0 TD 0.0225 Tc 0 Tw (0.71) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0171 Tc -0.0129 Tw (0.67 \261 0.83) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0171 Tc -0.0129 Tw (0.89 \261 0.88) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD 0.0225 Tc 0 Tw (0.33) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
19.56 0 TD -0.0171 Tc -0.0129 Tw (0.88 \261 0.91) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0171 Tc -0.0129 Tw (0.62 \261 0.74) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
17.52 0 TD 0.0225 Tc 0 Tw (0.36) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 428.52 0.48 0.48 re f
30.96 428.52 87.24 0.48 re f
118.2 428.52 0.48 0.48 re f
118.68 428.52 47.76 0.48 re f
166.44 428.52 0.48 0.48 re f
166.92 428.52 49.44 0.48 re f
216.36 428.52 0.48 0.48 re f
216.84 428.52 35.52 0.48 re f
252.36 428.52 0.48 0.48 re f
252.84 428.52 49.92 0.48 re f
302.76 428.52 0.48 0.48 re f
303.24 428.52 48.96 0.48 re f
352.2 428.52 0.48 0.48 re f
352.68 428.52 32.4 0.48 re f
385.08 428.52 0.48 0.48 re f
385.56 428.52 47.64 0.48 re f
433.2 428.52 0.48 0.48 re f
433.68 428.52 47.76 0.48 re f
481.44 428.52 0.48 0.48 re f
481.92 428.52 33.24 0.48 re f
515.16 428.52 0.48 0.48 re f
515.64 428.52 51.72 0.48 re f
567.36 428.52 0.48 0.48 re f
567.84 428.52 53.52 0.48 re f
621.36 428.52 0.48 0.48 re f
621.84 428.52 30.6 0.48 re f
652.44 428.52 0.48 0.48 re f
30.48 412.44 0.48 16.08 re f
118.2 412.44 0.48 16.08 re f
166.44 412.44 0.48 16.08 re f
216.36 412.44 0.48 16.08 re f
252.36 412.44 0.48 16.08 re f
302.76 412.44 0.48 16.08 re f
352.2 412.44 0.48 16.08 re f
385.08 412.44 0.48 16.08 re f
433.2 412.44 0.48 16.08 re f
481.44 412.44 0.48 16.08 re f
515.16 412.44 0.48 16.08 re f
567.36 412.44 0.48 16.08 re f
621.36 412.44 0.48 16.08 re f
652.44 412.44 0.48 16.08 re f
BT
36.12 403.8 TD
-0.0153 Tc 0.0453 Tw (Preoperative modified ) Tj
0 -9.24 TD -0.0121 Tc 0 Tw (Stauffer) Tj
25.8 0 TD -0.0373 Tc (-) Tj
2.64 0 TD -0.0356 Tc -0.1744 Tw (Coventry ) Tj
-28.44 -9.12 TD -0.0329 Tc 0 Tw (score) Tj
16.8 0 TD 0 Tc 0.03 Tw ( ) Tj
70.92 18.24 TD -0.0117 Tc -0.0183 Tw (6.93 \261 3.6) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0117 Tc -0.0183 Tw (7.15 \261 3.2) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
17.4 0 TD 0.0225 Tc 0 Tw (0.99) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
21.84 0 TD -0.0117 Tc -0.0183 Tw (7.50 \261 3.5) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
17.88 0 TD -0.0117 Tc -0.0183 Tw (6.48 \261 3.1) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
16.92 0 TD 0.0225 Tc 0 Tw (0.29) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0117 Tc -0.0183 Tw (7.37 \261 3.2) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.6 0 TD -0.0117 Tc -0.0183 Tw (6.71 \261 3.5) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD 0.0225 Tc 0 Tw (0.47) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
19.56 0 TD -0.0117 Tc -0.0183 Tw (7.18 \261 3.3) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
19.68 0 TD -0.0117 Tc -0.0183 Tw (6.81 \261 3.5) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
21.48 0 TD 0.0225 Tc 0 Tw (0.83) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 411.96 0.48 0.48 re f
30.96 411.96 87.24 0.48 re f
118.2 411.96 0.48 0.48 re f
118.68 411.96 47.76 0.48 re f
166.44 411.96 0.48 0.48 re f
166.92 411.96 49.44 0.48 re f
216.36 411.96 0.48 0.48 re f
216.84 411.96 35.52 0.48 re f
252.36 411.96 0.48 0.48 re f
252.84 411.96 49.92 0.48 re f
302.76 411.96 0.48 0.48 re f
303.24 411.96 48.96 0.48 re f
352.2 411.96 0.48 0.48 re f
352.68 411.96 32.4 0.48 re f
385.08 411.96 0.48 0.48 re f
385.56 411.96 47.64 0.48 re f
433.2 411.96 0.48 0.48 re f
433.68 411.96 47.76 0.48 re f
481.44 411.96 0.48 0.48 re f
481.92 411.96 33.24 0.48 re f
515.16 411.96 0.48 0.48 re f
515.64 411.96 51.72 0.48 re f
567.36 411.96 0.48 0.48 re f
567.84 411.96 53.52 0.48 re f
621.36 411.96 0.48 0.48 re f
621.84 411.96 30.6 0.48 re f
652.44 411.96 0.48 0.48 re f
30.48 382.44 0.48 29.52 re f
118.2 382.44 0.48 29.52 re f
166.44 382.44 0.48 29.52 re f
216.36 382.44 0.48 29.52 re f
252.36 382.44 0.48 29.52 re f
302.76 382.44 0.48 29.52 re f
352.2 382.44 0.48 29.52 re f
385.08 382.44 0.48 29.52 re f
433.2 382.44 0.48 29.52 re f
481.44 382.44 0.48 29.52 re f
515.16 382.44 0.48 29.52 re f
567.36 382.44 0.48 29.52 re f
621.36 382.44 0.48 29.52 re f
652.44 382.44 0.48 29.52 re f
BT
36.12 373.8 TD
-0.0132 Tc 0 Tw (Post) Tj
13.8 0 TD -0.0158 Tc 0.0458 Tw (operative modified ) Tj
-13.8 -9.24 TD -0.0121 Tc 0 Tw (Stauffer) Tj
25.8 0 TD -0.0373 Tc (-) Tj
2.64 0 TD -0.0356 Tc -0.1744 Tw (Coventry ) Tj
-28.44 -9.24 TD -0.0329 Tc 0 Tw (score) Tj
16.8 0 TD 0 Tc 0.03 Tw ( ) Tj
70.92 18.36 TD -0.0117 Tc -0.0183 Tw (15.1 \261 2.9) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD -0.0117 Tc -0.0183 Tw (17.2 \261 2.2) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
17.4 0 TD 0.015 Tc 0 Tw (0.006*) Tj
22.08 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD -0.0117 Tc -0.0183 Tw (16.3 \261 2.5) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
17.88 0 TD -0.0117 Tc -0.0183 Tw (15.8 \261 3.1) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
16.92 0 TD 0.0225 Tc 0 Tw (0.55) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0117 Tc -0.0183 Tw (16.9 \261 2.2) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.6 0 TD -0.0117 Tc -0.0183 Tw (15.3 \261 3.0) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
15.72 0 TD 0.015 Tc 0 Tw (0.042*) Tj
22.08 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0117 Tc -0.0183 Tw (15.8 \261 3.1) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
19.68 0 TD -0.0117 Tc -0.0183 Tw (16.6 \261 1.9) Tj
32.52 0 TD 0 Tc 0.03 Tw ( ) Tj
21.48 0 TD 0.0225 Tc 0 Tw (0.53) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
ET
30.48 381.96 0.48 0.48 re f
30.96 381.96 87.24 0.48 re f
118.2 381.96 0.48 0.48 re f
118.68 381.96 47.76 0.48 re f
166.44 381.96 0.48 0.48 re f
166.92 381.96 49.44 0.48 re f
216.36 381.96 0.48 0.48 re f
216.84 381.96 35.52 0.48 re f
252.36 381.96 0.48 0.48 re f
252.84 381.96 49.92 0.48 re f
302.76 381.96 0.48 0.48 re f
303.24 381.96 48.96 0.48 re f
352.2 381.96 0.48 0.48 re f
352.68 381.96 32.4 0.48 re f
385.08 381.96 0.48 0.48 re f
385.56 381.96 47.64 0.48 re f
433.2 381.96 0.48 0.48 re f
433.68 381.96 47.76 0.48 re f
481.44 381.96 0.48 0.48 re f
481.92 381.96 33.24 0.48 re f
515.16 381.96 0.48 0.48 re f
515.64 381.96 51.72 0.48 re f
567.36 381.96 0.48 0.48 re f
567.84 381.96 53.52 0.48 re f
621.36 381.96 0.48 0.48 re f
621.84 381.96 30.6 0.48 re f
652.44 381.96 0.48 0.48 re f
30.48 352.32 0.48 29.64 re f
118.2 352.32 0.48 29.64 re f
166.44 352.32 0.48 29.64 re f
216.36 352.32 0.48 29.64 re f
252.36 352.32 0.48 29.64 re f
302.76 352.32 0.48 29.64 re f
352.2 352.32 0.48 29.64 re f
385.08 352.32 0.48 29.64 re f
433.2 352.32 0.48 29.64 re f
481.44 352.32 0.48 29.64 re f
515.16 352.32 0.48 29.64 re f
567.36 352.32 0.48 29.64 re f
621.36 352.32 0.48 29.64 re f
652.44 352.32 0.48 29.64 re f
BT
36.12 343.56 TD
-0.0272 Tc 0.1772 Tw (Relative Improvement) Tj
71.76 0 TD 0 Tc 0.03 Tw ( ) Tj
15.96 0 TD -0.0171 Tc -0.0129 Tw (0.61 \261 0.24) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD -0.0171 Tc -0.0129 Tw (0.78 \261 0.17) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.44 0 TD 0.015 Tc 0 Tw (0.005*) Tj
22.08 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD -0.0171 Tc -0.0129 Tw (0.69 \261 0.23) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
13.92 0 TD -0.0171 Tc -0.0129 Tw (0.69 \261 0.22) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
12.96 0 TD 0.0225 Tc 0 Tw (0.99) Tj
14.16 0 TD 0 Tc 0.03 Tw ( ) Tj
18.72 0 TD -0.0171 Tc -0.0129 Tw (0.75 \261 0.18) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0008 Tc 0.0308 Tw (0.62 \261 ) Tj
22.44 0 TD -0.0375 Tc 0 Tw (0.25) Tj
14.04 0 TD 0 Tc 0.03 Tw ( ) Tj
11.76 0 TD 0.015 Tc 0 Tw (0.045*) Tj
22.08 0 TD 0 Tc 0.03 Tw ( ) Tj
11.64 0 TD -0.0171 Tc -0.0129 Tw (0.66 \261 0.25) Tj
36.48 0 TD 0 Tc 0.03 Tw ( ) Tj
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652.44 520.92 0.48 0.48 re
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30.48 504.36 0.48 16.56 re
f
118.2 504.36 0.48 16.56 re
f
166.44 504.36 0.48 16.56 re
f
216.36 504.36 0.48 16.56 re
f
252.36 504.36 0.48 16.56 re
f
302.76 504.36 0.48 16.56 re
f
352.2 504.36 0.48 16.56 re
f
385.08 504.36 0.48 16.56 re
f
433.2 504.36 0.48 16.56 re
f
481.44 504.36 0.48 16.56 re
f
515.16 504.36 0.48 16.56 re
f
567.36 504.36 0.48 16.56 re
f
621.36 504.36 0.48 16.56 re
f
652.44 504.36 0.48 16.56 re
f
BT
/TT0 8.04 Tf
-0.015 Tc -0.015 Tw 36.12 495.6 Td
(Postoperative back pain)Tj
0 Tc 0.03 Tw 76.56 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.16 0 Td
(1.52 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(1.15 \261 0.93)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.14)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.33 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(1.36 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(1.15 \261 0.86)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(1.54 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.045 Tc 0 Tw 11.76 0 Td
(0.)Tj
0.06 Tc 6 0 Td
(15)Tj
0 Tc 0.03 Tw 8.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.41 \261 0.99)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(1.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.56)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 503.88 0.48 0.48 re
f
30.96 503.88 87.24 0.48 re
f
118.2 503.88 0.48 0.48 re
f
118.68 503.88 47.76 0.48 re
f
166.44 503.88 0.48 0.48 re
f
166.92 503.88 49.44 0.48 re
f
216.36 503.88 0.48 0.48 re
f
216.84 503.88 35.52 0.48 re
f
252.36 503.88 0.48 0.48 re
f
252.84 503.88 49.92 0.48 re
f
302.76 503.88 0.48 0.48 re
f
303.24 503.88 48.96 0.48 re
f
352.2 503.88 0.48 0.48 re
f
352.68 503.88 32.4 0.48 re
f
385.08 503.88 0.48 0.48 re
f
385.56 503.88 47.64 0.48 re
f
433.2 503.88 0.48 0.48 re
f
433.68 503.88 47.76 0.48 re
f
481.44 503.88 0.48 0.48 re
f
481.92 503.88 33.24 0.48 re
f
515.16 503.88 0.48 0.48 re
f
515.64 503.88 51.72 0.48 re
f
567.36 503.88 0.48 0.48 re
f
567.84 503.88 53.52 0.48 re
f
621.36 503.88 0.48 0.48 re
f
621.84 503.88 30.6 0.48 re
f
652.44 503.88 0.48 0.48 re
f
30.48 487.8 0.48 16.08 re
f
118.2 487.8 0.48 16.08 re
f
166.44 487.8 0.48 16.08 re
f
216.36 487.8 0.48 16.08 re
f
252.36 487.8 0.48 16.08 re
f
302.76 487.8 0.48 16.08 re
f
352.2 487.8 0.48 16.08 re
f
385.08 487.8 0.48 16.08 re
f
433.2 487.8 0.48 16.08 re
f
481.44 487.8 0.48 16.08 re
f
515.16 487.8 0.48 16.08 re
f
567.36 487.8 0.48 16.08 re
f
621.36 487.8 0.48 16.08 re
f
652.44 487.8 0.48 16.08 re
f
BT
/TT0 8.04 Tf
-0.0295 Tc 0.0595 Tw 36.12 479.16 Td
(Preoperative lower)Tj
-0.0373 Tc 0 Tw 60.6 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -60.6 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(2.41 \261 0.98)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.76 0 Td
(2.42 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(2.40 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(2.44 \261 1.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.97)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.22 \261 1.25)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.61 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.54)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.35 \261 1.15)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.52 \261 0.81)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 487.32 0.48 0.48 re
f
30.96 487.32 87.24 0.48 re
f
118.2 487.32 0.48 0.48 re
f
118.68 487.32 47.76 0.48 re
f
166.44 487.32 0.48 0.48 re
f
166.92 487.32 49.44 0.48 re
f
216.36 487.32 0.48 0.48 re
f
216.84 487.32 35.52 0.48 re
f
252.36 487.32 0.48 0.48 re
f
252.84 487.32 49.92 0.48 re
f
302.76 487.32 0.48 0.48 re
f
303.24 487.32 48.96 0.48 re
f
352.2 487.32 0.48 0.48 re
f
352.68 487.32 32.4 0.48 re
f
385.08 487.32 0.48 0.48 re
f
385.56 487.32 47.64 0.48 re
f
433.2 487.32 0.48 0.48 re
f
433.68 487.32 47.76 0.48 re
f
481.44 487.32 0.48 0.48 re
f
481.92 487.32 33.24 0.48 re
f
515.16 487.32 0.48 0.48 re
f
515.64 487.32 51.72 0.48 re
f
567.36 487.32 0.48 0.48 re
f
567.84 487.32 53.52 0.48 re
f
621.36 487.32 0.48 0.48 re
f
621.84 487.32 30.6 0.48 re
f
652.44 487.32 0.48 0.48 re
f
30.48 466.92 0.48 20.4 re
f
118.2 466.92 0.48 20.4 re
f
166.44 466.92 0.48 20.4 re
f
216.36 466.92 0.48 20.4 re
f
252.36 466.92 0.48 20.4 re
f
302.76 466.92 0.48 20.4 re
f
352.2 466.92 0.48 20.4 re
f
385.08 466.92 0.48 20.4 re
f
433.2 466.92 0.48 20.4 re
f
481.44 466.92 0.48 20.4 re
f
515.16 466.92 0.48 20.4 re
f
567.36 466.92 0.48 20.4 re
f
621.36 466.92 0.48 20.4 re
f
652.44 466.92 0.48 20.4 re
f
BT
/TT0 8.04 Tf
-0.0287 Tc 0.0587 Tw 36.12 458.28 Td
(Postoperative lower)Tj
-0.0373 Tc 0 Tw 63.72 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -63.72 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(0.83 \261 0.89)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.50 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.13)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.57 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0123 Tc -0.0423 Tw 13.92 0 Td
(0.80 \261 0.)Tj
-0.06 Tc 0 Tw 28.44 0 Td
(91)Tj
0 Tc 0.03 Tw 8.04 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.30)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.56 \261 0.85)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.79 \261 0.96)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.42)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.65 \261 0.92)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.71 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 466.44 0.48 0.48 re
f
30.96 466.44 87.24 0.48 re
f
118.2 466.44 0.48 0.48 re
f
118.68 466.44 47.76 0.48 re
f
166.44 466.44 0.48 0.48 re
f
166.92 466.44 49.44 0.48 re
f
216.36 466.44 0.48 0.48 re
f
216.84 466.44 35.52 0.48 re
f
252.36 466.44 0.48 0.48 re
f
252.84 466.44 49.92 0.48 re
f
302.76 466.44 0.48 0.48 re
f
303.24 466.44 48.96 0.48 re
f
352.2 466.44 0.48 0.48 re
f
352.68 466.44 32.4 0.48 re
f
385.08 466.44 0.48 0.48 re
f
385.56 466.44 47.64 0.48 re
f
433.2 466.44 0.48 0.48 re
f
433.68 466.44 47.76 0.48 re
f
481.44 466.44 0.48 0.48 re
f
481.92 466.44 33.24 0.48 re
f
515.16 466.44 0.48 0.48 re
f
515.64 466.44 51.72 0.48 re
f
567.36 466.44 0.48 0.48 re
f
567.84 466.44 53.52 0.48 re
f
621.36 466.44 0.48 0.48 re
f
621.84 466.44 30.6 0.48 re
f
652.44 466.44 0.48 0.48 re
f
30.48 446.04 0.48 20.4 re
f
118.2 446.04 0.48 20.4 re
f
166.44 446.04 0.48 20.4 re
f
216.36 446.04 0.48 20.4 re
f
252.36 446.04 0.48 20.4 re
f
302.76 446.04 0.48 20.4 re
f
352.2 446.04 0.48 20.4 re
f
385.08 446.04 0.48 20.4 re
f
433.2 446.04 0.48 20.4 re
f
481.44 446.04 0.48 20.4 re
f
515.16 446.04 0.48 20.4 re
f
567.36 446.04 0.48 20.4 re
f
621.36 446.04 0.48 20.4 re
f
652.44 446.04 0.48 20.4 re
f
BT
/TT0 8.04 Tf
-0.0112 Tc 0.0412 Tw 36.12 437.28 Td
(Preoperative disability)Tj
0 Tc 0.03 Tw 72.12 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.6 0 Td
(1.93 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.12 \261 0.82)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.73 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.36 \261 0.64)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 12.96 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 10.8 0 Td
(2.04 \261 0.76)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.00 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.94)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.88 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.018 Tc 0 Tw 17.52 0 Td
(0.097)Tj
0 Tc 0.03 Tw 18.12 0 Td
( )Tj
ET
30.48 445.56 0.48 0.48 re
f
30.96 445.56 87.24 0.48 re
f
118.2 445.56 0.48 0.48 re
f
118.68 445.56 47.76 0.48 re
f
166.44 445.56 0.48 0.48 re
f
166.92 445.56 49.44 0.48 re
f
216.36 445.56 0.48 0.48 re
f
216.84 445.56 35.52 0.48 re
f
252.36 445.56 0.48 0.48 re
f
252.84 445.56 49.92 0.48 re
f
302.76 445.56 0.48 0.48 re
f
303.24 445.56 48.96 0.48 re
f
352.2 445.56 0.48 0.48 re
f
352.68 445.56 32.4 0.48 re
f
385.08 445.56 0.48 0.48 re
f
385.56 445.56 47.64 0.48 re
f
433.2 445.56 0.48 0.48 re
f
433.68 445.56 47.76 0.48 re
f
481.44 445.56 0.48 0.48 re
f
481.92 445.56 33.24 0.48 re
f
515.16 445.56 0.48 0.48 re
f
515.64 445.56 51.72 0.48 re
f
567.36 445.56 0.48 0.48 re
f
567.84 445.56 53.52 0.48 re
f
621.36 445.56 0.48 0.48 re
f
621.84 445.56 30.6 0.48 re
f
652.44 445.56 0.48 0.48 re
f
30.48 429 0.48 16.56 re
f
118.2 429 0.48 16.56 re
f
166.44 429 0.48 16.56 re
f
216.36 429 0.48 16.56 re
f
252.36 429 0.48 16.56 re
f
302.76 429 0.48 16.56 re
f
352.2 429 0.48 16.56 re
f
385.08 429 0.48 16.56 re
f
433.2 429 0.48 16.56 re
f
481.44 429 0.48 16.56 re
f
515.16 429 0.48 16.56 re
f
567.36 429 0.48 16.56 re
f
621.36 429 0.48 16.56 re
f
652.44 429 0.48 16.56 re
f
BT
/TT0 8.04 Tf
-0.0114 Tc 0.0414 Tw 36.12 420.24 Td
(Postoperative disability)Tj
0 Tc 0.03 Tw 75.24 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 12.48 0 Td
(0.93 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0107 Tc -0.0193 Tw 11.76 0 Td
(0.62 \261 0)Tj
-0.07 Tc 0 Tw 26.52 0 Td
(.80)Tj
0 Tc 0.03 Tw 9.96 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.18)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.73 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.84 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.67 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.89 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.33)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.88 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.62 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.36)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 428.52 0.48 0.48 re
f
30.96 428.52 87.24 0.48 re
f
118.2 428.52 0.48 0.48 re
f
118.68 428.52 47.76 0.48 re
f
166.44 428.52 0.48 0.48 re
f
166.92 428.52 49.44 0.48 re
f
216.36 428.52 0.48 0.48 re
f
216.84 428.52 35.52 0.48 re
f
252.36 428.52 0.48 0.48 re
f
252.84 428.52 49.92 0.48 re
f
302.76 428.52 0.48 0.48 re
f
303.24 428.52 48.96 0.48 re
f
352.2 428.52 0.48 0.48 re
f
352.68 428.52 32.4 0.48 re
f
385.08 428.52 0.48 0.48 re
f
385.56 428.52 47.64 0.48 re
f
433.2 428.52 0.48 0.48 re
f
433.68 428.52 47.76 0.48 re
f
481.44 428.52 0.48 0.48 re
f
481.92 428.52 33.24 0.48 re
f
515.16 428.52 0.48 0.48 re
f
515.64 428.52 51.72 0.48 re
f
567.36 428.52 0.48 0.48 re
f
567.84 428.52 53.52 0.48 re
f
621.36 428.52 0.48 0.48 re
f
621.84 428.52 30.6 0.48 re
f
652.44 428.52 0.48 0.48 re
f
30.48 412.44 0.48 16.08 re
f
118.2 412.44 0.48 16.08 re
f
166.44 412.44 0.48 16.08 re
f
216.36 412.44 0.48 16.08 re
f
252.36 412.44 0.48 16.08 re
f
302.76 412.44 0.48 16.08 re
f
352.2 412.44 0.48 16.08 re
f
385.08 412.44 0.48 16.08 re
f
433.2 412.44 0.48 16.08 re
f
481.44 412.44 0.48 16.08 re
f
515.16 412.44 0.48 16.08 re
f
567.36 412.44 0.48 16.08 re
f
621.36 412.44 0.48 16.08 re
f
652.44 412.44 0.48 16.08 re
f
BT
/TT0 8.04 Tf
-0.0153 Tc 0.0453 Tw 36.12 403.8 Td
(Preoperative modified )Tj
-0.0121 Tc 0 Tw T*
(Stauffer)Tj
-0.0373 Tc 25.8 0 Td
(-)Tj
-0.0356 Tc -0.1744 Tw 2.64 0 Td
(Coventry )Tj
-0.0329 Tc 0 Tw -28.44 -9.12 Td
(score)Tj
0 Tc 0.03 Tw 16.8 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 70.92 18.24 Td
(6.93 \261 3.6)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.72 0 Td
(7.15 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(7.50 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(6.48 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.29)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(7.37 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.6 0 Td
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( )Tj
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(0.006*)Tj
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(15.3 \261 3.0)Tj
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(0.042*)Tj
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( )Tj
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(0.61 \261 0.24)Tj
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(0.005*)Tj
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( )Tj
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(0.99)Tj
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( )Tj
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(0.62 \261 )Tj
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(0.25)Tj
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(0.045*)Tj
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( )Tj
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(0.66 \261 0.25)Tj
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( )Tj
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BT
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(*Significant.)Tj
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( )Tj
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( )Tj
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( )Tj
ET
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BT
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(TABLE E)Tj
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(-)Tj
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(3 Sub)Tj
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(group Analysis by Age, )Tj
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(Gender, Prior Lumbar Surgery, and Multilevel Disc Implantation)Tj
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( )Tj
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( )Tj
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(Age <45 )Tj
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(Age )Tj
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(\263)Tj
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(45)Tj
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(p )Tj
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( )Tj
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(Male )Tj
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( )Tj
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(Female )Tj
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( )Tj
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(p )Tj
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( )Tj
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(No prior )Tj
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(One)Tj
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(level )Tj
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BT
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( )Tj
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( )Tj
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(26)Tj
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( )Tj
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( )Tj
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(30)Tj
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352.2 532.56 0.48 0.48 re
f
352.68 532.56 32.4 0.48 re
f
385.08 532.56 0.48 0.48 re
f
385.56 532.56 47.64 0.48 re
f
433.2 532.56 0.48 0.48 re
f
433.68 532.56 47.76 0.48 re
f
481.44 532.56 0.48 0.48 re
f
481.92 532.56 33.24 0.48 re
f
515.16 532.56 0.48 0.48 re
f
515.64 532.56 51.72 0.48 re
f
567.36 532.56 0.48 0.48 re
f
567.84 532.56 53.52 0.48 re
f
621.36 532.56 0.48 0.48 re
f
621.84 532.56 30.6 0.48 re
f
652.44 532.56 0.48 0.48 re
f
30.48 521.4 0.48 11.16 re
f
118.2 521.4 0.48 11.16 re
f
166.44 521.4 0.48 11.16 re
f
216.36 521.4 0.48 11.16 re
f
252.36 521.4 0.48 11.16 re
f
302.76 521.4 0.48 11.16 re
f
352.2 521.4 0.48 11.16 re
f
385.08 521.4 0.48 11.16 re
f
433.2 521.4 0.48 11.16 re
f
481.44 521.4 0.48 11.16 re
f
515.16 521.4 0.48 11.16 re
f
567.36 521.4 0.48 11.16 re
f
621.36 521.4 0.48 11.16 re
f
652.44 521.4 0.48 11.16 re
f
BT
/TT2 8.04 Tf
-0.0149 Tc -0.0151 Tw 36.12 512.64 Td
(Preoperative back pain)Tj
0 Tc 0.03 Tw 73.44 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 14.28 0 Td
(2.69 \261 0.60)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.77 \261 0.51)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(2.63 \261 0.61)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.84 \261 0.47)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.25)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.81 \261 0.48)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.64 \261 0.62)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.71 \261 0.58)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.76 \261 0.54)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.78)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 520.92 0.48 0.48 re
f
30.96 520.92 87.24 0.48 re
f
118.2 520.92 0.48 0.48 re
f
118.68 520.92 47.76 0.48 re
f
166.44 520.92 0.48 0.48 re
f
166.92 520.92 49.44 0.48 re
f
216.36 520.92 0.48 0.48 re
f
216.84 520.92 35.52 0.48 re
f
252.36 520.92 0.48 0.48 re
f
252.84 520.92 49.92 0.48 re
f
302.76 520.92 0.48 0.48 re
f
303.24 520.92 48.96 0.48 re
f
352.2 520.92 0.48 0.48 re
f
352.68 520.92 32.4 0.48 re
f
385.08 520.92 0.48 0.48 re
f
385.56 520.92 47.64 0.48 re
f
433.2 520.92 0.48 0.48 re
f
433.68 520.92 47.76 0.48 re
f
481.44 520.92 0.48 0.48 re
f
481.92 520.92 33.24 0.48 re
f
515.16 520.92 0.48 0.48 re
f
515.64 520.92 51.72 0.48 re
f
567.36 520.92 0.48 0.48 re
f
567.84 520.92 53.52 0.48 re
f
621.36 520.92 0.48 0.48 re
f
621.84 520.92 30.6 0.48 re
f
652.44 520.92 0.48 0.48 re
f
30.48 504.36 0.48 16.56 re
f
118.2 504.36 0.48 16.56 re
f
166.44 504.36 0.48 16.56 re
f
216.36 504.36 0.48 16.56 re
f
252.36 504.36 0.48 16.56 re
f
302.76 504.36 0.48 16.56 re
f
352.2 504.36 0.48 16.56 re
f
385.08 504.36 0.48 16.56 re
f
433.2 504.36 0.48 16.56 re
f
481.44 504.36 0.48 16.56 re
f
515.16 504.36 0.48 16.56 re
f
567.36 504.36 0.48 16.56 re
f
621.36 504.36 0.48 16.56 re
f
652.44 504.36 0.48 16.56 re
f
BT
/TT2 8.04 Tf
-0.015 Tc -0.015 Tw 36.12 495.6 Td
(Postoperative back pain)Tj
0 Tc 0.03 Tw 76.56 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.16 0 Td
(1.52 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(1.15 \261 0.93)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.14)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.33 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(1.36 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(1.15 \261 0.86)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(1.54 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.045 Tc 0 Tw 11.76 0 Td
(0.)Tj
0.06 Tc 6 0 Td
(15)Tj
0 Tc 0.03 Tw 8.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.41 \261 0.99)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(1.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.56)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 503.88 0.48 0.48 re
f
30.96 503.88 87.24 0.48 re
f
118.2 503.88 0.48 0.48 re
f
118.68 503.88 47.76 0.48 re
f
166.44 503.88 0.48 0.48 re
f
166.92 503.88 49.44 0.48 re
f
216.36 503.88 0.48 0.48 re
f
216.84 503.88 35.52 0.48 re
f
252.36 503.88 0.48 0.48 re
f
252.84 503.88 49.92 0.48 re
f
302.76 503.88 0.48 0.48 re
f
303.24 503.88 48.96 0.48 re
f
352.2 503.88 0.48 0.48 re
f
352.68 503.88 32.4 0.48 re
f
385.08 503.88 0.48 0.48 re
f
385.56 503.88 47.64 0.48 re
f
433.2 503.88 0.48 0.48 re
f
433.68 503.88 47.76 0.48 re
f
481.44 503.88 0.48 0.48 re
f
481.92 503.88 33.24 0.48 re
f
515.16 503.88 0.48 0.48 re
f
515.64 503.88 51.72 0.48 re
f
567.36 503.88 0.48 0.48 re
f
567.84 503.88 53.52 0.48 re
f
621.36 503.88 0.48 0.48 re
f
621.84 503.88 30.6 0.48 re
f
652.44 503.88 0.48 0.48 re
f
30.48 487.8 0.48 16.08 re
f
118.2 487.8 0.48 16.08 re
f
166.44 487.8 0.48 16.08 re
f
216.36 487.8 0.48 16.08 re
f
252.36 487.8 0.48 16.08 re
f
302.76 487.8 0.48 16.08 re
f
352.2 487.8 0.48 16.08 re
f
385.08 487.8 0.48 16.08 re
f
433.2 487.8 0.48 16.08 re
f
481.44 487.8 0.48 16.08 re
f
515.16 487.8 0.48 16.08 re
f
567.36 487.8 0.48 16.08 re
f
621.36 487.8 0.48 16.08 re
f
652.44 487.8 0.48 16.08 re
f
BT
/TT2 8.04 Tf
-0.0295 Tc 0.0595 Tw 36.12 479.16 Td
(Preoperative lower)Tj
-0.0373 Tc 0 Tw 60.6 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -60.6 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(2.41 \261 0.98)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.76 0 Td
(2.42 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(2.40 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(2.44 \261 1.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.97)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.22 \261 1.25)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.61 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.54)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.35 \261 1.15)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.52 \261 0.81)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 487.32 0.48 0.48 re
f
30.96 487.32 87.24 0.48 re
f
118.2 487.32 0.48 0.48 re
f
118.68 487.32 47.76 0.48 re
f
166.44 487.32 0.48 0.48 re
f
166.92 487.32 49.44 0.48 re
f
216.36 487.32 0.48 0.48 re
f
216.84 487.32 35.52 0.48 re
f
252.36 487.32 0.48 0.48 re
f
252.84 487.32 49.92 0.48 re
f
302.76 487.32 0.48 0.48 re
f
303.24 487.32 48.96 0.48 re
f
352.2 487.32 0.48 0.48 re
f
352.68 487.32 32.4 0.48 re
f
385.08 487.32 0.48 0.48 re
f
385.56 487.32 47.64 0.48 re
f
433.2 487.32 0.48 0.48 re
f
433.68 487.32 47.76 0.48 re
f
481.44 487.32 0.48 0.48 re
f
481.92 487.32 33.24 0.48 re
f
515.16 487.32 0.48 0.48 re
f
515.64 487.32 51.72 0.48 re
f
567.36 487.32 0.48 0.48 re
f
567.84 487.32 53.52 0.48 re
f
621.36 487.32 0.48 0.48 re
f
621.84 487.32 30.6 0.48 re
f
652.44 487.32 0.48 0.48 re
f
30.48 466.92 0.48 20.4 re
f
118.2 466.92 0.48 20.4 re
f
166.44 466.92 0.48 20.4 re
f
216.36 466.92 0.48 20.4 re
f
252.36 466.92 0.48 20.4 re
f
302.76 466.92 0.48 20.4 re
f
352.2 466.92 0.48 20.4 re
f
385.08 466.92 0.48 20.4 re
f
433.2 466.92 0.48 20.4 re
f
481.44 466.92 0.48 20.4 re
f
515.16 466.92 0.48 20.4 re
f
567.36 466.92 0.48 20.4 re
f
621.36 466.92 0.48 20.4 re
f
652.44 466.92 0.48 20.4 re
f
BT
/TT2 8.04 Tf
-0.0287 Tc 0.0587 Tw 36.12 458.28 Td
(Postoperative lower)Tj
-0.0373 Tc 0 Tw 63.72 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -63.72 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(0.83 \261 0.89)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.50 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.13)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.57 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0123 Tc -0.0423 Tw 13.92 0 Td
(0.80 \261 0.)Tj
-0.06 Tc 0 Tw 28.44 0 Td
(91)Tj
0 Tc 0.03 Tw 8.04 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.30)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.56 \261 0.85)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.79 \261 0.96)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.42)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.65 \261 0.92)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.71 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 466.44 0.48 0.48 re
f
30.96 466.44 87.24 0.48 re
f
118.2 466.44 0.48 0.48 re
f
118.68 466.44 47.76 0.48 re
f
166.44 466.44 0.48 0.48 re
f
166.92 466.44 49.44 0.48 re
f
216.36 466.44 0.48 0.48 re
f
216.84 466.44 35.52 0.48 re
f
252.36 466.44 0.48 0.48 re
f
252.84 466.44 49.92 0.48 re
f
302.76 466.44 0.48 0.48 re
f
303.24 466.44 48.96 0.48 re
f
352.2 466.44 0.48 0.48 re
f
352.68 466.44 32.4 0.48 re
f
385.08 466.44 0.48 0.48 re
f
385.56 466.44 47.64 0.48 re
f
433.2 466.44 0.48 0.48 re
f
433.68 466.44 47.76 0.48 re
f
481.44 466.44 0.48 0.48 re
f
481.92 466.44 33.24 0.48 re
f
515.16 466.44 0.48 0.48 re
f
515.64 466.44 51.72 0.48 re
f
567.36 466.44 0.48 0.48 re
f
567.84 466.44 53.52 0.48 re
f
621.36 466.44 0.48 0.48 re
f
621.84 466.44 30.6 0.48 re
f
652.44 466.44 0.48 0.48 re
f
30.48 446.04 0.48 20.4 re
f
118.2 446.04 0.48 20.4 re
f
166.44 446.04 0.48 20.4 re
f
216.36 446.04 0.48 20.4 re
f
252.36 446.04 0.48 20.4 re
f
302.76 446.04 0.48 20.4 re
f
352.2 446.04 0.48 20.4 re
f
385.08 446.04 0.48 20.4 re
f
433.2 446.04 0.48 20.4 re
f
481.44 446.04 0.48 20.4 re
f
515.16 446.04 0.48 20.4 re
f
567.36 446.04 0.48 20.4 re
f
621.36 446.04 0.48 20.4 re
f
652.44 446.04 0.48 20.4 re
f
BT
/TT2 8.04 Tf
-0.0112 Tc 0.0412 Tw 36.12 437.28 Td
(Preoperative disability)Tj
0 Tc 0.03 Tw 72.12 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.6 0 Td
(1.93 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.12 \261 0.82)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.73 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.36 \261 0.64)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 12.96 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 10.8 0 Td
(2.04 \261 0.76)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.00 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.94)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.88 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.018 Tc 0 Tw 17.52 0 Td
(0.097)Tj
0 Tc 0.03 Tw 18.12 0 Td
( )Tj
ET
30.48 445.56 0.48 0.48 re
f
30.96 445.56 87.24 0.48 re
f
118.2 445.56 0.48 0.48 re
f
118.68 445.56 47.76 0.48 re
f
166.44 445.56 0.48 0.48 re
f
166.92 445.56 49.44 0.48 re
f
216.36 445.56 0.48 0.48 re
f
216.84 445.56 35.52 0.48 re
f
252.36 445.56 0.48 0.48 re
f
252.84 445.56 49.92 0.48 re
f
302.76 445.56 0.48 0.48 re
f
303.24 445.56 48.96 0.48 re
f
352.2 445.56 0.48 0.48 re
f
352.68 445.56 32.4 0.48 re
f
385.08 445.56 0.48 0.48 re
f
385.56 445.56 47.64 0.48 re
f
433.2 445.56 0.48 0.48 re
f
433.68 445.56 47.76 0.48 re
f
481.44 445.56 0.48 0.48 re
f
481.92 445.56 33.24 0.48 re
f
515.16 445.56 0.48 0.48 re
f
515.64 445.56 51.72 0.48 re
f
567.36 445.56 0.48 0.48 re
f
567.84 445.56 53.52 0.48 re
f
621.36 445.56 0.48 0.48 re
f
621.84 445.56 30.6 0.48 re
f
652.44 445.56 0.48 0.48 re
f
30.48 429 0.48 16.56 re
f
118.2 429 0.48 16.56 re
f
166.44 429 0.48 16.56 re
f
216.36 429 0.48 16.56 re
f
252.36 429 0.48 16.56 re
f
302.76 429 0.48 16.56 re
f
352.2 429 0.48 16.56 re
f
385.08 429 0.48 16.56 re
f
433.2 429 0.48 16.56 re
f
481.44 429 0.48 16.56 re
f
515.16 429 0.48 16.56 re
f
567.36 429 0.48 16.56 re
f
621.36 429 0.48 16.56 re
f
652.44 429 0.48 16.56 re
f
BT
/TT2 8.04 Tf
-0.0114 Tc 0.0414 Tw 36.12 420.24 Td
(Postoperative disability)Tj
0 Tc 0.03 Tw 75.24 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 12.48 0 Td
(0.93 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0107 Tc -0.0193 Tw 11.76 0 Td
(0.62 \261 0)Tj
-0.07 Tc 0 Tw 26.52 0 Td
(.80)Tj
0 Tc 0.03 Tw 9.96 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.18)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.73 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.84 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.71)Tj
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( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.67 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.89 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.33)Tj
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( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.88 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.62 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.36)Tj
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( )Tj
ET
30.48 428.52 0.48 0.48 re
f
30.96 428.52 87.24 0.48 re
f
118.2 428.52 0.48 0.48 re
f
118.68 428.52 47.76 0.48 re
f
166.44 428.52 0.48 0.48 re
f
166.92 428.52 49.44 0.48 re
f
216.36 428.52 0.48 0.48 re
f
216.84 428.52 35.52 0.48 re
f
252.36 428.52 0.48 0.48 re
f
252.84 428.52 49.92 0.48 re
f
302.76 428.52 0.48 0.48 re
f
303.24 428.52 48.96 0.48 re
f
352.2 428.52 0.48 0.48 re
f
352.68 428.52 32.4 0.48 re
f
385.08 428.52 0.48 0.48 re
f
385.56 428.52 47.64 0.48 re
f
433.2 428.52 0.48 0.48 re
f
433.68 428.52 47.76 0.48 re
f
481.44 428.52 0.48 0.48 re
f
481.92 428.52 33.24 0.48 re
f
515.16 428.52 0.48 0.48 re
f
515.64 428.52 51.72 0.48 re
f
567.36 428.52 0.48 0.48 re
f
567.84 428.52 53.52 0.48 re
f
621.36 428.52 0.48 0.48 re
f
621.84 428.52 30.6 0.48 re
f
652.44 428.52 0.48 0.48 re
f
30.48 412.44 0.48 16.08 re
f
118.2 412.44 0.48 16.08 re
f
166.44 412.44 0.48 16.08 re
f
216.36 412.44 0.48 16.08 re
f
252.36 412.44 0.48 16.08 re
f
302.76 412.44 0.48 16.08 re
f
352.2 412.44 0.48 16.08 re
f
385.08 412.44 0.48 16.08 re
f
433.2 412.44 0.48 16.08 re
f
481.44 412.44 0.48 16.08 re
f
515.16 412.44 0.48 16.08 re
f
567.36 412.44 0.48 16.08 re
f
621.36 412.44 0.48 16.08 re
f
652.44 412.44 0.48 16.08 re
f
BT
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-0.0153 Tc 0.0453 Tw 36.12 403.8 Td
(Preoperative modified )Tj
-0.0121 Tc 0 Tw T*
(Stauffer)Tj
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(-)Tj
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(Coventry )Tj
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(score)Tj
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( )Tj
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(6.93 \261 3.6)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(7.15 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.99)Tj
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( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(7.50 \261 3.5)Tj
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( )Tj
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(6.48 \261 3.1)Tj
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( )Tj
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(0.29)Tj
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( )Tj
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(7.37 \261 3.2)Tj
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( )Tj
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(6.71 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(0.47)Tj
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( )Tj
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(7.18 \261 3.3)Tj
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( )Tj
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(6.81 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(0.83)Tj
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( )Tj
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f
30.96 411.96 87.24 0.48 re
f
118.2 411.96 0.48 0.48 re
f
118.68 411.96 47.76 0.48 re
f
166.44 411.96 0.48 0.48 re
f
166.92 411.96 49.44 0.48 re
f
216.36 411.96 0.48 0.48 re
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216.84 411.96 35.52 0.48 re
f
252.36 411.96 0.48 0.48 re
f
252.84 411.96 49.92 0.48 re
f
302.76 411.96 0.48 0.48 re
f
303.24 411.96 48.96 0.48 re
f
352.2 411.96 0.48 0.48 re
f
352.68 411.96 32.4 0.48 re
f
385.08 411.96 0.48 0.48 re
f
385.56 411.96 47.64 0.48 re
f
433.2 411.96 0.48 0.48 re
f
433.68 411.96 47.76 0.48 re
f
481.44 411.96 0.48 0.48 re
f
481.92 411.96 33.24 0.48 re
f
515.16 411.96 0.48 0.48 re
f
515.64 411.96 51.72 0.48 re
f
567.36 411.96 0.48 0.48 re
f
567.84 411.96 53.52 0.48 re
f
621.36 411.96 0.48 0.48 re
f
621.84 411.96 30.6 0.48 re
f
652.44 411.96 0.48 0.48 re
f
30.48 382.44 0.48 29.52 re
f
118.2 382.44 0.48 29.52 re
f
166.44 382.44 0.48 29.52 re
f
216.36 382.44 0.48 29.52 re
f
252.36 382.44 0.48 29.52 re
f
302.76 382.44 0.48 29.52 re
f
352.2 382.44 0.48 29.52 re
f
385.08 382.44 0.48 29.52 re
f
433.2 382.44 0.48 29.52 re
f
481.44 382.44 0.48 29.52 re
f
515.16 382.44 0.48 29.52 re
f
567.36 382.44 0.48 29.52 re
f
621.36 382.44 0.48 29.52 re
f
652.44 382.44 0.48 29.52 re
f
BT
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-0.0132 Tc 0 Tw 36.12 373.8 Td
(Post)Tj
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(operative modified )Tj
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(Stauffer)Tj
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(-)Tj
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(Coventry )Tj
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(score)Tj
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( )Tj
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(15.1 \261 2.9)Tj
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( )Tj
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(17.2 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 17.4 0 Td
(0.006*)Tj
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( )Tj
-0.0117 Tc -0.0183 Tw 13.92 0 Td
(16.3 \261 2.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(15.8 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(0.55)Tj
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( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(16.9 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
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(15.3 \261 3.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 15.72 0 Td
(0.042*)Tj
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( )Tj
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(15.8 \261 3.1)Tj
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( )Tj
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(16.6 \261 1.9)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 21.48 0 Td
(0.53)Tj
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( )Tj
ET
30.48 381.96 0.48 0.48 re
f
30.96 381.96 87.24 0.48 re
f
118.2 381.96 0.48 0.48 re
f
118.68 381.96 47.76 0.48 re
f
166.44 381.96 0.48 0.48 re
f
166.92 381.96 49.44 0.48 re
f
216.36 381.96 0.48 0.48 re
f
216.84 381.96 35.52 0.48 re
f
252.36 381.96 0.48 0.48 re
f
252.84 381.96 49.92 0.48 re
f
302.76 381.96 0.48 0.48 re
f
303.24 381.96 48.96 0.48 re
f
352.2 381.96 0.48 0.48 re
f
352.68 381.96 32.4 0.48 re
f
385.08 381.96 0.48 0.48 re
f
385.56 381.96 47.64 0.48 re
f
433.2 381.96 0.48 0.48 re
f
433.68 381.96 47.76 0.48 re
f
481.44 381.96 0.48 0.48 re
f
481.92 381.96 33.24 0.48 re
f
515.16 381.96 0.48 0.48 re
f
515.64 381.96 51.72 0.48 re
f
567.36 381.96 0.48 0.48 re
f
567.84 381.96 53.52 0.48 re
f
621.36 381.96 0.48 0.48 re
f
621.84 381.96 30.6 0.48 re
f
652.44 381.96 0.48 0.48 re
f
30.48 352.32 0.48 29.64 re
f
118.2 352.32 0.48 29.64 re
f
166.44 352.32 0.48 29.64 re
f
216.36 352.32 0.48 29.64 re
f
252.36 352.32 0.48 29.64 re
f
302.76 352.32 0.48 29.64 re
f
352.2 352.32 0.48 29.64 re
f
385.08 352.32 0.48 29.64 re
f
433.2 352.32 0.48 29.64 re
f
481.44 352.32 0.48 29.64 re
f
515.16 352.32 0.48 29.64 re
f
567.36 352.32 0.48 29.64 re
f
621.36 352.32 0.48 29.64 re
f
652.44 352.32 0.48 29.64 re
f
BT
/TT2 8.04 Tf
-0.0272 Tc 0.1772 Tw 36.12 343.56 Td
(Relative Improvement)Tj
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( )Tj
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(0.61 \261 0.24)Tj
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( )Tj
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(0.78 \261 0.17)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
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(0.005*)Tj
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( )Tj
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(0.69 \261 0.23)Tj
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( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.69 \261 0.22)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
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( )Tj
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(0.75 \261 0.18)Tj
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( )Tj
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(0.62 \261 )Tj
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(0.25)Tj
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( )Tj
0.015 Tc 0 Tw 11.76 0 Td
(0.045*)Tj
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( )Tj
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(0.66 \261 0.25)Tj
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( )Tj
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(0.73 \261 0.17)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.53)Tj
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( )Tj
ET
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f
30.96 351.84 87.24 0.48 re
f
118.2 351.84 0.48 0.48 re
f
118.68 351.84 47.76 0.48 re
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166.44 351.84 0.48 0.48 re
f
166.92 351.84 49.44 0.48 re
f
216.36 351.84 0.48 0.48 re
f
216.84 351.84 35.52 0.48 re
f
252.36 351.84 0.48 0.48 re
f
252.84 351.84 49.92 0.48 re
f
302.76 351.84 0.48 0.48 re
f
303.24 351.84 48.96 0.48 re
f
352.2 351.84 0.48 0.48 re
f
352.68 351.84 32.4 0.48 re
f
385.08 351.84 0.48 0.48 re
f
385.56 351.84 47.64 0.48 re
f
433.2 351.84 0.48 0.48 re
f
433.68 351.84 47.76 0.48 re
f
481.44 351.84 0.48 0.48 re
f
481.92 351.84 33.24 0.48 re
f
515.16 351.84 0.48 0.48 re
f
515.64 351.84 51.72 0.48 re
f
567.36 351.84 0.48 0.48 re
f
567.84 351.84 53.52 0.48 re
f
621.36 351.84 0.48 0.48 re
f
621.84 351.84 30.6 0.48 re
f
652.44 351.84 0.48 0.48 re
f
30.48 335.28 0.48 16.56 re
f
30.48 334.8 0.48 0.48 re
f
30.48 334.8 0.48 0.48 re
f
30.96 334.8 87.24 0.48 re
f
118.2 335.28 0.48 16.56 re
f
118.2 334.8 0.48 0.48 re
f
118.68 334.8 47.76 0.48 re
f
166.44 335.28 0.48 16.56 re
f
166.44 334.8 0.48 0.48 re
f
166.92 334.8 49.44 0.48 re
f
216.36 335.28 0.48 16.56 re
f
216.36 334.8 0.48 0.48 re
f
216.84 334.8 35.52 0.48 re
f
252.36 335.28 0.48 16.56 re
f
252.36 334.8 0.48 0.48 re
f
252.84 334.8 49.92 0.48 re
f
302.76 335.28 0.48 16.56 re
f
302.76 334.8 0.48 0.48 re
f
303.24 334.8 48.96 0.48 re
f
352.2 335.28 0.48 16.56 re
f
352.2 334.8 0.48 0.48 re
f
352.68 334.8 32.4 0.48 re
f
385.08 335.28 0.48 16.56 re
f
385.08 334.8 0.48 0.48 re
f
385.56 334.8 47.64 0.48 re
f
433.2 335.28 0.48 16.56 re
f
433.2 334.8 0.48 0.48 re
f
433.68 334.8 47.76 0.48 re
f
481.44 335.28 0.48 16.56 re
f
481.44 334.8 0.48 0.48 re
f
481.92 334.8 33.24 0.48 re
f
515.16 335.28 0.48 16.56 re
f
515.16 334.8 0.48 0.48 re
f
515.64 334.8 51.72 0.48 re
f
567.36 335.28 0.48 16.56 re
f
567.36 334.8 0.48 0.48 re
f
567.84 334.8 53.52 0.48 re
f
621.36 335.28 0.48 16.56 re
f
621.36 334.8 0.48 0.48 re
f
621.84 334.8 30.6 0.48 re
f
652.44 335.28 0.48 16.56 re
f
652.44 334.8 0.48 0.48 re
f
652.44 334.8 0.48 0.48 re
f
BT
/TT2 8.04 Tf
-0.0029 Tc 0 Tw 36.12 326.52 Td
(*Significant.)Tj
0 Tc 0.03 Tw 41.28 0 Td
( )Tj
-41.28 -11.16 Td
( )Tj
/TT2 12 Tf
0 Tw 18 -14.88 Td
( )Tj
ET
endstream
endobj
28 0 obj
27742
endobj
29 0 obj
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stream
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BT
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(TABLE E)Tj
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(-)Tj
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(3 Sub)Tj
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(group Analysis by Age, )Tj
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(Gender, Prior Lumbar Surgery, and Multilevel Disc Implantation)Tj
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( )Tj
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( )Tj
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(Age <45 )Tj
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( )Tj
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(Age )Tj
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0.026 Tc 0 Tw 15.24 0 Td
(\263)Tj
/TT4 8.04 Tf
0.06 Tc 4.44 0 Td
(45)Tj
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( )Tj
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(p )Tj
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( )Tj
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(Male )Tj
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( )Tj
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(Female )Tj
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( )Tj
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(p )Tj
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( )Tj
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(No prior )Tj
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(surgery)Tj
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( )Tj
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(Prior )Tj
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(surgery)Tj
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( )Tj
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(p)Tj
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( )Tj
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(One)Tj
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(-)Tj
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(level )Tj
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(implantation)Tj
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( )Tj
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(Multilevel )Tj
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(implantation)Tj
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( )Tj
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(p)Tj
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( )Tj
ET
30.48 565.2 0.48 0.48 re
f
30.48 565.2 0.48 0.48 re
f
30.96 565.2 87.24 0.48 re
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118.2 565.2 0.48 0.48 re
f
118.68 565.2 47.76 0.48 re
f
166.44 565.2 0.48 0.48 re
f
166.92 565.2 49.44 0.48 re
f
216.36 565.2 0.48 0.48 re
f
216.84 565.2 35.52 0.48 re
f
252.36 565.2 0.48 0.48 re
f
252.84 565.2 49.92 0.48 re
f
302.76 565.2 0.48 0.48 re
f
303.24 565.2 48.96 0.48 re
f
352.2 565.2 0.48 0.48 re
f
352.68 565.2 32.4 0.48 re
f
385.08 565.2 0.48 0.48 re
f
385.56 565.2 47.64 0.48 re
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433.2 565.2 0.48 0.48 re
f
433.68 565.2 47.76 0.48 re
f
481.44 565.2 0.48 0.48 re
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481.92 565.2 33.24 0.48 re
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515.16 565.2 0.48 0.48 re
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515.64 565.2 51.72 0.48 re
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567.36 565.2 0.48 0.48 re
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567.84 565.2 53.52 0.48 re
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621.36 565.2 0.48 0.48 re
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621.84 565.2 30.6 0.48 re
f
652.44 565.2 0.48 0.48 re
f
652.44 565.2 0.48 0.48 re
f
30.48 544.8 0.48 20.4 re
f
118.2 544.8 0.48 20.4 re
f
166.44 544.8 0.48 20.4 re
f
216.36 544.8 0.48 20.4 re
f
252.36 544.8 0.48 20.4 re
f
302.76 544.8 0.48 20.4 re
f
352.2 544.8 0.48 20.4 re
f
385.08 544.8 0.48 20.4 re
f
433.2 544.8 0.48 20.4 re
f
481.44 544.8 0.48 20.4 re
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515.16 544.8 0.48 20.4 re
f
567.36 544.8 0.48 20.4 re
f
621.36 544.8 0.48 20.4 re
f
652.44 544.8 0.48 20.4 re
f
BT
/TT4 8.04 Tf
-0.0449 Tc 0 Tw 36.12 536.04 Td
(N)Tj
0 Tc 79.95 Tw 5.76 0 Td
( )Tj
0.06 Tc 0 Tw 81.96 0 Td
(29)Tj
0 Tc 38.07 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 40.08 0 Td
(26)Tj
0 Tc 39.75 Tw 8.16 0 Td
( )Tj
33.99 Tw 41.76 0 Td
( )Tj
0.06 Tc 0 Tw 36 0 Td
(30)Tj
0 Tc 40.23 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 42.24 0 Td
(25)Tj
0 Tc 39.27 Tw 8.16 0 Td
( )Tj
30.87 Tw 41.28 0 Td
( )Tj
0.06 Tc 0 Tw 32.88 0 Td
(27)Tj
0 Tc 37.95 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 39.96 0 Td
(28)Tj
0 Tc 38.07 Tw 8.16 0 Td
( )Tj
31.71 Tw 40.08 0 Td
( )Tj
0.06 Tc 0 Tw 33.72 0 Td
(35)Tj
0 Tc 42.03 Tw ( )Tj
0.06 Tc 0 Tw (2)Tj
0 Tc 43.83 Tw ( )Tj
0.03 Tw ( )Tj
ET
30.48 544.32 0.48 0.48 re
f
30.96 544.32 87.24 0.48 re
f
118.2 544.32 0.48 0.48 re
f
118.68 544.32 47.76 0.48 re
f
166.44 544.32 0.48 0.48 re
f
166.92 544.32 49.44 0.48 re
f
216.36 544.32 0.48 0.48 re
f
216.84 544.32 35.52 0.48 re
f
252.36 544.32 0.48 0.48 re
f
252.84 544.32 49.92 0.48 re
f
302.76 544.32 0.48 0.48 re
f
303.24 544.32 48.96 0.48 re
f
352.2 544.32 0.48 0.48 re
f
352.68 544.32 32.4 0.48 re
f
385.08 544.32 0.48 0.48 re
f
385.56 544.32 47.64 0.48 re
f
433.2 544.32 0.48 0.48 re
f
433.68 544.32 47.76 0.48 re
f
481.44 544.32 0.48 0.48 re
f
481.92 544.32 33.24 0.48 re
f
515.16 544.32 0.48 0.48 re
f
515.64 544.32 51.72 0.48 re
f
567.36 544.32 0.48 0.48 re
f
567.84 544.32 53.52 0.48 re
f
621.36 544.32 0.48 0.48 re
f
621.84 544.32 30.6 0.48 re
f
652.44 544.32 0.48 0.48 re
f
30.48 533.04 0.48 11.28 re
f
118.2 533.04 0.48 11.28 re
f
166.44 533.04 0.48 11.28 re
f
216.36 533.04 0.48 11.28 re
f
252.36 533.04 0.48 11.28 re
f
302.76 533.04 0.48 11.28 re
f
352.2 533.04 0.48 11.28 re
f
385.08 533.04 0.48 11.28 re
f
433.2 533.04 0.48 11.28 re
f
481.44 533.04 0.48 11.28 re
f
515.16 533.04 0.48 11.28 re
f
567.36 533.04 0.48 11.28 re
f
621.36 533.04 0.48 11.28 re
f
652.44 533.04 0.48 11.28 re
f
BT
/TT4 8.04 Tf
0.0132 Tc 0 Tw 36.12 524.28 Td
(Mean)Tj
0 Tc 0.03 Tw 18.36 0 Td
( )Tj
0.0225 Tc 0 Tw 69.36 0 Td
(39.6)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
0.0225 Tc 0 Tw 34.08 0 Td
(53.0)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
35.76 0 Td
( )Tj
36 0 Td
( )Tj
50.4 0 Td
( )Tj
49.44 0 Td
( )Tj
32.88 0 Td
( )Tj
48.12 0 Td
( )Tj
48.24 0 Td
( )Tj
33.72 0 Td
( )Tj
52.2 0 Td
( )Tj
54 0 Td
( )Tj
ET
30.48 532.56 0.48 0.48 re
f
30.96 532.56 87.24 0.48 re
f
118.2 532.56 0.48 0.48 re
f
118.68 532.56 47.76 0.48 re
f
166.44 532.56 0.48 0.48 re
f
166.92 532.56 49.44 0.48 re
f
216.36 532.56 0.48 0.48 re
f
216.84 532.56 35.52 0.48 re
f
252.36 532.56 0.48 0.48 re
f
252.84 532.56 49.92 0.48 re
f
302.76 532.56 0.48 0.48 re
f
303.24 532.56 48.96 0.48 re
f
352.2 532.56 0.48 0.48 re
f
352.68 532.56 32.4 0.48 re
f
385.08 532.56 0.48 0.48 re
f
385.56 532.56 47.64 0.48 re
f
433.2 532.56 0.48 0.48 re
f
433.68 532.56 47.76 0.48 re
f
481.44 532.56 0.48 0.48 re
f
481.92 532.56 33.24 0.48 re
f
515.16 532.56 0.48 0.48 re
f
515.64 532.56 51.72 0.48 re
f
567.36 532.56 0.48 0.48 re
f
567.84 532.56 53.52 0.48 re
f
621.36 532.56 0.48 0.48 re
f
621.84 532.56 30.6 0.48 re
f
652.44 532.56 0.48 0.48 re
f
30.48 521.4 0.48 11.16 re
f
118.2 521.4 0.48 11.16 re
f
166.44 521.4 0.48 11.16 re
f
216.36 521.4 0.48 11.16 re
f
252.36 521.4 0.48 11.16 re
f
302.76 521.4 0.48 11.16 re
f
352.2 521.4 0.48 11.16 re
f
385.08 521.4 0.48 11.16 re
f
433.2 521.4 0.48 11.16 re
f
481.44 521.4 0.48 11.16 re
f
515.16 521.4 0.48 11.16 re
f
567.36 521.4 0.48 11.16 re
f
621.36 521.4 0.48 11.16 re
f
652.44 521.4 0.48 11.16 re
f
BT
/TT4 8.04 Tf
-0.0149 Tc -0.0151 Tw 36.12 512.64 Td
(Preoperative back pain)Tj
0 Tc 0.03 Tw 73.44 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 14.28 0 Td
(2.69 \261 0.60)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.77 \261 0.51)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(2.63 \261 0.61)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.84 \261 0.47)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.25)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.81 \261 0.48)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.64 \261 0.62)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.71 \261 0.58)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.76 \261 0.54)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.78)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 520.92 0.48 0.48 re
f
30.96 520.92 87.24 0.48 re
f
118.2 520.92 0.48 0.48 re
f
118.68 520.92 47.76 0.48 re
f
166.44 520.92 0.48 0.48 re
f
166.92 520.92 49.44 0.48 re
f
216.36 520.92 0.48 0.48 re
f
216.84 520.92 35.52 0.48 re
f
252.36 520.92 0.48 0.48 re
f
252.84 520.92 49.92 0.48 re
f
302.76 520.92 0.48 0.48 re
f
303.24 520.92 48.96 0.48 re
f
352.2 520.92 0.48 0.48 re
f
352.68 520.92 32.4 0.48 re
f
385.08 520.92 0.48 0.48 re
f
385.56 520.92 47.64 0.48 re
f
433.2 520.92 0.48 0.48 re
f
433.68 520.92 47.76 0.48 re
f
481.44 520.92 0.48 0.48 re
f
481.92 520.92 33.24 0.48 re
f
515.16 520.92 0.48 0.48 re
f
515.64 520.92 51.72 0.48 re
f
567.36 520.92 0.48 0.48 re
f
567.84 520.92 53.52 0.48 re
f
621.36 520.92 0.48 0.48 re
f
621.84 520.92 30.6 0.48 re
f
652.44 520.92 0.48 0.48 re
f
30.48 504.36 0.48 16.56 re
f
118.2 504.36 0.48 16.56 re
f
166.44 504.36 0.48 16.56 re
f
216.36 504.36 0.48 16.56 re
f
252.36 504.36 0.48 16.56 re
f
302.76 504.36 0.48 16.56 re
f
352.2 504.36 0.48 16.56 re
f
385.08 504.36 0.48 16.56 re
f
433.2 504.36 0.48 16.56 re
f
481.44 504.36 0.48 16.56 re
f
515.16 504.36 0.48 16.56 re
f
567.36 504.36 0.48 16.56 re
f
621.36 504.36 0.48 16.56 re
f
652.44 504.36 0.48 16.56 re
f
BT
/TT4 8.04 Tf
-0.015 Tc -0.015 Tw 36.12 495.6 Td
(Postoperative back pain)Tj
0 Tc 0.03 Tw 76.56 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.16 0 Td
(1.52 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(1.15 \261 0.93)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.14)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.33 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(1.36 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(1.15 \261 0.86)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(1.54 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.045 Tc 0 Tw 11.76 0 Td
(0.)Tj
0.06 Tc 6 0 Td
(15)Tj
0 Tc 0.03 Tw 8.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.41 \261 0.99)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(1.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.56)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 503.88 0.48 0.48 re
f
30.96 503.88 87.24 0.48 re
f
118.2 503.88 0.48 0.48 re
f
118.68 503.88 47.76 0.48 re
f
166.44 503.88 0.48 0.48 re
f
166.92 503.88 49.44 0.48 re
f
216.36 503.88 0.48 0.48 re
f
216.84 503.88 35.52 0.48 re
f
252.36 503.88 0.48 0.48 re
f
252.84 503.88 49.92 0.48 re
f
302.76 503.88 0.48 0.48 re
f
303.24 503.88 48.96 0.48 re
f
352.2 503.88 0.48 0.48 re
f
352.68 503.88 32.4 0.48 re
f
385.08 503.88 0.48 0.48 re
f
385.56 503.88 47.64 0.48 re
f
433.2 503.88 0.48 0.48 re
f
433.68 503.88 47.76 0.48 re
f
481.44 503.88 0.48 0.48 re
f
481.92 503.88 33.24 0.48 re
f
515.16 503.88 0.48 0.48 re
f
515.64 503.88 51.72 0.48 re
f
567.36 503.88 0.48 0.48 re
f
567.84 503.88 53.52 0.48 re
f
621.36 503.88 0.48 0.48 re
f
621.84 503.88 30.6 0.48 re
f
652.44 503.88 0.48 0.48 re
f
30.48 487.8 0.48 16.08 re
f
118.2 487.8 0.48 16.08 re
f
166.44 487.8 0.48 16.08 re
f
216.36 487.8 0.48 16.08 re
f
252.36 487.8 0.48 16.08 re
f
302.76 487.8 0.48 16.08 re
f
352.2 487.8 0.48 16.08 re
f
385.08 487.8 0.48 16.08 re
f
433.2 487.8 0.48 16.08 re
f
481.44 487.8 0.48 16.08 re
f
515.16 487.8 0.48 16.08 re
f
567.36 487.8 0.48 16.08 re
f
621.36 487.8 0.48 16.08 re
f
652.44 487.8 0.48 16.08 re
f
BT
/TT4 8.04 Tf
-0.0295 Tc 0.0595 Tw 36.12 479.16 Td
(Preoperative lower)Tj
-0.0373 Tc 0 Tw 60.6 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -60.6 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(2.41 \261 0.98)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.76 0 Td
(2.42 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(2.40 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(2.44 \261 1.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.97)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.22 \261 1.25)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.61 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.54)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.35 \261 1.15)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.52 \261 0.81)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 487.32 0.48 0.48 re
f
30.96 487.32 87.24 0.48 re
f
118.2 487.32 0.48 0.48 re
f
118.68 487.32 47.76 0.48 re
f
166.44 487.32 0.48 0.48 re
f
166.92 487.32 49.44 0.48 re
f
216.36 487.32 0.48 0.48 re
f
216.84 487.32 35.52 0.48 re
f
252.36 487.32 0.48 0.48 re
f
252.84 487.32 49.92 0.48 re
f
302.76 487.32 0.48 0.48 re
f
303.24 487.32 48.96 0.48 re
f
352.2 487.32 0.48 0.48 re
f
352.68 487.32 32.4 0.48 re
f
385.08 487.32 0.48 0.48 re
f
385.56 487.32 47.64 0.48 re
f
433.2 487.32 0.48 0.48 re
f
433.68 487.32 47.76 0.48 re
f
481.44 487.32 0.48 0.48 re
f
481.92 487.32 33.24 0.48 re
f
515.16 487.32 0.48 0.48 re
f
515.64 487.32 51.72 0.48 re
f
567.36 487.32 0.48 0.48 re
f
567.84 487.32 53.52 0.48 re
f
621.36 487.32 0.48 0.48 re
f
621.84 487.32 30.6 0.48 re
f
652.44 487.32 0.48 0.48 re
f
30.48 466.92 0.48 20.4 re
f
118.2 466.92 0.48 20.4 re
f
166.44 466.92 0.48 20.4 re
f
216.36 466.92 0.48 20.4 re
f
252.36 466.92 0.48 20.4 re
f
302.76 466.92 0.48 20.4 re
f
352.2 466.92 0.48 20.4 re
f
385.08 466.92 0.48 20.4 re
f
433.2 466.92 0.48 20.4 re
f
481.44 466.92 0.48 20.4 re
f
515.16 466.92 0.48 20.4 re
f
567.36 466.92 0.48 20.4 re
f
621.36 466.92 0.48 20.4 re
f
652.44 466.92 0.48 20.4 re
f
BT
/TT4 8.04 Tf
-0.0287 Tc 0.0587 Tw 36.12 458.28 Td
(Postoperative lower)Tj
-0.0373 Tc 0 Tw 63.72 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -63.72 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(0.83 \261 0.89)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.50 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.13)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.57 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0123 Tc -0.0423 Tw 13.92 0 Td
(0.80 \261 0.)Tj
-0.06 Tc 0 Tw 28.44 0 Td
(91)Tj
0 Tc 0.03 Tw 8.04 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.30)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.56 \261 0.85)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.79 \261 0.96)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.42)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.65 \261 0.92)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.71 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 466.44 0.48 0.48 re
f
30.96 466.44 87.24 0.48 re
f
118.2 466.44 0.48 0.48 re
f
118.68 466.44 47.76 0.48 re
f
166.44 466.44 0.48 0.48 re
f
166.92 466.44 49.44 0.48 re
f
216.36 466.44 0.48 0.48 re
f
216.84 466.44 35.52 0.48 re
f
252.36 466.44 0.48 0.48 re
f
252.84 466.44 49.92 0.48 re
f
302.76 466.44 0.48 0.48 re
f
303.24 466.44 48.96 0.48 re
f
352.2 466.44 0.48 0.48 re
f
352.68 466.44 32.4 0.48 re
f
385.08 466.44 0.48 0.48 re
f
385.56 466.44 47.64 0.48 re
f
433.2 466.44 0.48 0.48 re
f
433.68 466.44 47.76 0.48 re
f
481.44 466.44 0.48 0.48 re
f
481.92 466.44 33.24 0.48 re
f
515.16 466.44 0.48 0.48 re
f
515.64 466.44 51.72 0.48 re
f
567.36 466.44 0.48 0.48 re
f
567.84 466.44 53.52 0.48 re
f
621.36 466.44 0.48 0.48 re
f
621.84 466.44 30.6 0.48 re
f
652.44 466.44 0.48 0.48 re
f
30.48 446.04 0.48 20.4 re
f
118.2 446.04 0.48 20.4 re
f
166.44 446.04 0.48 20.4 re
f
216.36 446.04 0.48 20.4 re
f
252.36 446.04 0.48 20.4 re
f
302.76 446.04 0.48 20.4 re
f
352.2 446.04 0.48 20.4 re
f
385.08 446.04 0.48 20.4 re
f
433.2 446.04 0.48 20.4 re
f
481.44 446.04 0.48 20.4 re
f
515.16 446.04 0.48 20.4 re
f
567.36 446.04 0.48 20.4 re
f
621.36 446.04 0.48 20.4 re
f
652.44 446.04 0.48 20.4 re
f
BT
/TT4 8.04 Tf
-0.0112 Tc 0.0412 Tw 36.12 437.28 Td
(Preoperative disability)Tj
0 Tc 0.03 Tw 72.12 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.6 0 Td
(1.93 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.12 \261 0.82)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.73 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.36 \261 0.64)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 12.96 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 10.8 0 Td
(2.04 \261 0.76)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.00 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.94)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.88 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.018 Tc 0 Tw 17.52 0 Td
(0.097)Tj
0 Tc 0.03 Tw 18.12 0 Td
( )Tj
ET
30.48 445.56 0.48 0.48 re
f
30.96 445.56 87.24 0.48 re
f
118.2 445.56 0.48 0.48 re
f
118.68 445.56 47.76 0.48 re
f
166.44 445.56 0.48 0.48 re
f
166.92 445.56 49.44 0.48 re
f
216.36 445.56 0.48 0.48 re
f
216.84 445.56 35.52 0.48 re
f
252.36 445.56 0.48 0.48 re
f
252.84 445.56 49.92 0.48 re
f
302.76 445.56 0.48 0.48 re
f
303.24 445.56 48.96 0.48 re
f
352.2 445.56 0.48 0.48 re
f
352.68 445.56 32.4 0.48 re
f
385.08 445.56 0.48 0.48 re
f
385.56 445.56 47.64 0.48 re
f
433.2 445.56 0.48 0.48 re
f
433.68 445.56 47.76 0.48 re
f
481.44 445.56 0.48 0.48 re
f
481.92 445.56 33.24 0.48 re
f
515.16 445.56 0.48 0.48 re
f
515.64 445.56 51.72 0.48 re
f
567.36 445.56 0.48 0.48 re
f
567.84 445.56 53.52 0.48 re
f
621.36 445.56 0.48 0.48 re
f
621.84 445.56 30.6 0.48 re
f
652.44 445.56 0.48 0.48 re
f
30.48 429 0.48 16.56 re
f
118.2 429 0.48 16.56 re
f
166.44 429 0.48 16.56 re
f
216.36 429 0.48 16.56 re
f
252.36 429 0.48 16.56 re
f
302.76 429 0.48 16.56 re
f
352.2 429 0.48 16.56 re
f
385.08 429 0.48 16.56 re
f
433.2 429 0.48 16.56 re
f
481.44 429 0.48 16.56 re
f
515.16 429 0.48 16.56 re
f
567.36 429 0.48 16.56 re
f
621.36 429 0.48 16.56 re
f
652.44 429 0.48 16.56 re
f
BT
/TT4 8.04 Tf
-0.0114 Tc 0.0414 Tw 36.12 420.24 Td
(Postoperative disability)Tj
0 Tc 0.03 Tw 75.24 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 12.48 0 Td
(0.93 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0107 Tc -0.0193 Tw 11.76 0 Td
(0.62 \261 0)Tj
-0.07 Tc 0 Tw 26.52 0 Td
(.80)Tj
0 Tc 0.03 Tw 9.96 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.18)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.73 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.84 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.67 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.89 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.33)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.88 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.62 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.36)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 428.52 0.48 0.48 re
f
30.96 428.52 87.24 0.48 re
f
118.2 428.52 0.48 0.48 re
f
118.68 428.52 47.76 0.48 re
f
166.44 428.52 0.48 0.48 re
f
166.92 428.52 49.44 0.48 re
f
216.36 428.52 0.48 0.48 re
f
216.84 428.52 35.52 0.48 re
f
252.36 428.52 0.48 0.48 re
f
252.84 428.52 49.92 0.48 re
f
302.76 428.52 0.48 0.48 re
f
303.24 428.52 48.96 0.48 re
f
352.2 428.52 0.48 0.48 re
f
352.68 428.52 32.4 0.48 re
f
385.08 428.52 0.48 0.48 re
f
385.56 428.52 47.64 0.48 re
f
433.2 428.52 0.48 0.48 re
f
433.68 428.52 47.76 0.48 re
f
481.44 428.52 0.48 0.48 re
f
481.92 428.52 33.24 0.48 re
f
515.16 428.52 0.48 0.48 re
f
515.64 428.52 51.72 0.48 re
f
567.36 428.52 0.48 0.48 re
f
567.84 428.52 53.52 0.48 re
f
621.36 428.52 0.48 0.48 re
f
621.84 428.52 30.6 0.48 re
f
652.44 428.52 0.48 0.48 re
f
30.48 412.44 0.48 16.08 re
f
118.2 412.44 0.48 16.08 re
f
166.44 412.44 0.48 16.08 re
f
216.36 412.44 0.48 16.08 re
f
252.36 412.44 0.48 16.08 re
f
302.76 412.44 0.48 16.08 re
f
352.2 412.44 0.48 16.08 re
f
385.08 412.44 0.48 16.08 re
f
433.2 412.44 0.48 16.08 re
f
481.44 412.44 0.48 16.08 re
f
515.16 412.44 0.48 16.08 re
f
567.36 412.44 0.48 16.08 re
f
621.36 412.44 0.48 16.08 re
f
652.44 412.44 0.48 16.08 re
f
BT
/TT4 8.04 Tf
-0.0153 Tc 0.0453 Tw 36.12 403.8 Td
(Preoperative modified )Tj
-0.0121 Tc 0 Tw T*
(Stauffer)Tj
-0.0373 Tc 25.8 0 Td
(-)Tj
-0.0356 Tc -0.1744 Tw 2.64 0 Td
(Coventry )Tj
-0.0329 Tc 0 Tw -28.44 -9.12 Td
(score)Tj
0 Tc 0.03 Tw 16.8 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 70.92 18.24 Td
(6.93 \261 3.6)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.72 0 Td
(7.15 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(7.50 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(6.48 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.29)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(7.37 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.6 0 Td
(6.71 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 15.72 0 Td
(0.47)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.56 0 Td
(7.18 \261 3.3)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.68 0 Td
(6.81 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 21.48 0 Td
(0.83)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 411.96 0.48 0.48 re
f
30.96 411.96 87.24 0.48 re
f
118.2 411.96 0.48 0.48 re
f
118.68 411.96 47.76 0.48 re
f
166.44 411.96 0.48 0.48 re
f
166.92 411.96 49.44 0.48 re
f
216.36 411.96 0.48 0.48 re
f
216.84 411.96 35.52 0.48 re
f
252.36 411.96 0.48 0.48 re
f
252.84 411.96 49.92 0.48 re
f
302.76 411.96 0.48 0.48 re
f
303.24 411.96 48.96 0.48 re
f
352.2 411.96 0.48 0.48 re
f
352.68 411.96 32.4 0.48 re
f
385.08 411.96 0.48 0.48 re
f
385.56 411.96 47.64 0.48 re
f
433.2 411.96 0.48 0.48 re
f
433.68 411.96 47.76 0.48 re
f
481.44 411.96 0.48 0.48 re
f
481.92 411.96 33.24 0.48 re
f
515.16 411.96 0.48 0.48 re
f
515.64 411.96 51.72 0.48 re
f
567.36 411.96 0.48 0.48 re
f
567.84 411.96 53.52 0.48 re
f
621.36 411.96 0.48 0.48 re
f
621.84 411.96 30.6 0.48 re
f
652.44 411.96 0.48 0.48 re
f
30.48 382.44 0.48 29.52 re
f
118.2 382.44 0.48 29.52 re
f
166.44 382.44 0.48 29.52 re
f
216.36 382.44 0.48 29.52 re
f
252.36 382.44 0.48 29.52 re
f
302.76 382.44 0.48 29.52 re
f
352.2 382.44 0.48 29.52 re
f
385.08 382.44 0.48 29.52 re
f
433.2 382.44 0.48 29.52 re
f
481.44 382.44 0.48 29.52 re
f
515.16 382.44 0.48 29.52 re
f
567.36 382.44 0.48 29.52 re
f
621.36 382.44 0.48 29.52 re
f
652.44 382.44 0.48 29.52 re
f
BT
/TT4 8.04 Tf
-0.0132 Tc 0 Tw 36.12 373.8 Td
(Post)Tj
-0.0158 Tc 0.0458 Tw 13.8 0 Td
(operative modified )Tj
-0.0121 Tc 0 Tw -13.8 -9.24 Td
(Stauffer)Tj
-0.0373 Tc 25.8 0 Td
(-)Tj
-0.0356 Tc -0.1744 Tw 2.64 0 Td
(Coventry )Tj
-0.0329 Tc 0 Tw -28.44 -9.24 Td
(score)Tj
0 Tc 0.03 Tw 16.8 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 70.92 18.36 Td
(15.1 \261 2.9)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.72 0 Td
(17.2 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 17.4 0 Td
(0.006*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 13.92 0 Td
(16.3 \261 2.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(15.8 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.55)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(16.9 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.6 0 Td
(15.3 \261 3.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 15.72 0 Td
(0.042*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.64 0 Td
(15.8 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.68 0 Td
(16.6 \261 1.9)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 21.48 0 Td
(0.53)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 381.96 0.48 0.48 re
f
30.96 381.96 87.24 0.48 re
f
118.2 381.96 0.48 0.48 re
f
118.68 381.96 47.76 0.48 re
f
166.44 381.96 0.48 0.48 re
f
166.92 381.96 49.44 0.48 re
f
216.36 381.96 0.48 0.48 re
f
216.84 381.96 35.52 0.48 re
f
252.36 381.96 0.48 0.48 re
f
252.84 381.96 49.92 0.48 re
f
302.76 381.96 0.48 0.48 re
f
303.24 381.96 48.96 0.48 re
f
352.2 381.96 0.48 0.48 re
f
352.68 381.96 32.4 0.48 re
f
385.08 381.96 0.48 0.48 re
f
385.56 381.96 47.64 0.48 re
f
433.2 381.96 0.48 0.48 re
f
433.68 381.96 47.76 0.48 re
f
481.44 381.96 0.48 0.48 re
f
481.92 381.96 33.24 0.48 re
f
515.16 381.96 0.48 0.48 re
f
515.64 381.96 51.72 0.48 re
f
567.36 381.96 0.48 0.48 re
f
567.84 381.96 53.52 0.48 re
f
621.36 381.96 0.48 0.48 re
f
621.84 381.96 30.6 0.48 re
f
652.44 381.96 0.48 0.48 re
f
30.48 352.32 0.48 29.64 re
f
118.2 352.32 0.48 29.64 re
f
166.44 352.32 0.48 29.64 re
f
216.36 352.32 0.48 29.64 re
f
252.36 352.32 0.48 29.64 re
f
302.76 352.32 0.48 29.64 re
f
352.2 352.32 0.48 29.64 re
f
385.08 352.32 0.48 29.64 re
f
433.2 352.32 0.48 29.64 re
f
481.44 352.32 0.48 29.64 re
f
515.16 352.32 0.48 29.64 re
f
567.36 352.32 0.48 29.64 re
f
621.36 352.32 0.48 29.64 re
f
652.44 352.32 0.48 29.64 re
f
BT
/TT4 8.04 Tf
-0.0272 Tc 0.1772 Tw 36.12 343.56 Td
(Relative Improvement)Tj
0 Tc 0.03 Tw 71.76 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.96 0 Td
(0.61 \261 0.24)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.78 \261 0.17)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 13.44 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.69 \261 0.23)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.69 \261 0.22)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.75 \261 0.18)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0008 Tc 0.0308 Tw 11.64 0 Td
(0.62 \261 )Tj
-0.0375 Tc 0 Tw 22.44 0 Td
(0.25)Tj
0 Tc 0.03 Tw 14.04 0 Td
( )Tj
0.015 Tc 0 Tw 11.76 0 Td
(0.045*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.66 \261 0.25)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.73 \261 0.17)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.53)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 351.84 0.48 0.48 re
f
30.96 351.84 87.24 0.48 re
f
118.2 351.84 0.48 0.48 re
f
118.68 351.84 47.76 0.48 re
f
166.44 351.84 0.48 0.48 re
f
166.92 351.84 49.44 0.48 re
f
216.36 351.84 0.48 0.48 re
f
216.84 351.84 35.52 0.48 re
f
252.36 351.84 0.48 0.48 re
f
252.84 351.84 49.92 0.48 re
f
302.76 351.84 0.48 0.48 re
f
303.24 351.84 48.96 0.48 re
f
352.2 351.84 0.48 0.48 re
f
352.68 351.84 32.4 0.48 re
f
385.08 351.84 0.48 0.48 re
f
385.56 351.84 47.64 0.48 re
f
433.2 351.84 0.48 0.48 re
f
433.68 351.84 47.76 0.48 re
f
481.44 351.84 0.48 0.48 re
f
481.92 351.84 33.24 0.48 re
f
515.16 351.84 0.48 0.48 re
f
515.64 351.84 51.72 0.48 re
f
567.36 351.84 0.48 0.48 re
f
567.84 351.84 53.52 0.48 re
f
621.36 351.84 0.48 0.48 re
f
621.84 351.84 30.6 0.48 re
f
652.44 351.84 0.48 0.48 re
f
30.48 335.28 0.48 16.56 re
f
30.48 334.8 0.48 0.48 re
f
30.48 334.8 0.48 0.48 re
f
30.96 334.8 87.24 0.48 re
f
118.2 335.28 0.48 16.56 re
f
118.2 334.8 0.48 0.48 re
f
118.68 334.8 47.76 0.48 re
f
166.44 335.28 0.48 16.56 re
f
166.44 334.8 0.48 0.48 re
f
166.92 334.8 49.44 0.48 re
f
216.36 335.28 0.48 16.56 re
f
216.36 334.8 0.48 0.48 re
f
216.84 334.8 35.52 0.48 re
f
252.36 335.28 0.48 16.56 re
f
252.36 334.8 0.48 0.48 re
f
252.84 334.8 49.92 0.48 re
f
302.76 335.28 0.48 16.56 re
f
302.76 334.8 0.48 0.48 re
f
303.24 334.8 48.96 0.48 re
f
352.2 335.28 0.48 16.56 re
f
352.2 334.8 0.48 0.48 re
f
352.68 334.8 32.4 0.48 re
f
385.08 335.28 0.48 16.56 re
f
385.08 334.8 0.48 0.48 re
f
385.56 334.8 47.64 0.48 re
f
433.2 335.28 0.48 16.56 re
f
433.2 334.8 0.48 0.48 re
f
433.68 334.8 47.76 0.48 re
f
481.44 335.28 0.48 16.56 re
f
481.44 334.8 0.48 0.48 re
f
481.92 334.8 33.24 0.48 re
f
515.16 335.28 0.48 16.56 re
f
515.16 334.8 0.48 0.48 re
f
515.64 334.8 51.72 0.48 re
f
567.36 335.28 0.48 16.56 re
f
567.36 334.8 0.48 0.48 re
f
567.84 334.8 53.52 0.48 re
f
621.36 335.28 0.48 16.56 re
f
621.36 334.8 0.48 0.48 re
f
621.84 334.8 30.6 0.48 re
f
652.44 335.28 0.48 16.56 re
f
652.44 334.8 0.48 0.48 re
f
652.44 334.8 0.48 0.48 re
f
BT
/TT4 8.04 Tf
-0.0029 Tc 0 Tw 36.12 326.52 Td
(*Significant.)Tj
0 Tc 0.03 Tw 41.28 0 Td
( )Tj
-41.28 -11.16 Td
( )Tj
/TT4 12 Tf
0 Tw 18 -14.88 Td
( )Tj
ET
endstream
endobj
30 0 obj
27741
endobj
31 0 obj
<< /Length 32 0 R >>
stream
0 0 0 rg
1 i
/RelativeColorimetric ri
BT
/TT6 8.04 Tf
-0.0362 Tc 0.0662 Tw 36.12 568.68 Td
(TABLE E)Tj
-0.0373 Tc 0 Tw 32.64 0 Td
(-)Tj
-0.0226 Tc 0.0526 Tw 2.64 0 Td
(3 Sub)Tj
-0.0391 Tc 0.0991 Tw 18.6 0 Td
(group Analysis by Age, )Tj
-0.0242 Tc 0.0714 Tw 77.88 0 Td
(Gender, Prior Lumbar Surgery, and Multilevel Disc Implantation)Tj
0 Tc 0.03 Tw 208.8 0 Td
( )Tj
-340.56 -21 Td
( )Tj
-0.0082 Tc 0.0382 Tw 87.72 0 Td
(Age <45 )Tj
0 Tc 0.03 Tw 30 0 Td
( )Tj
-0.0649 Tc -0.0251 Tw 18.24 0 Td
(Age )Tj
/TT7 8.04 Tf
0.026 Tc 0 Tw 15.24 0 Td
(\263)Tj
/TT6 8.04 Tf
0.06 Tc 4.44 0 Td
(45)Tj
0 Tc 0.03 Tw 8.16 0 Td
( )Tj
0.06 Tc -0.03 Tw 22.08 0 Td
(p )Tj
0 Tc 0.03 Tw 6.12 0 Td
( )Tj
-0.0205 Tc -0.0695 Tw 29.88 0 Td
(Male )Tj
0 Tc 0.03 Tw 18.48 0 Td
( )Tj
-0.045 Tc -0.045 Tw 31.92 0 Td
(Female )Tj
0 Tc 0.03 Tw 25.44 0 Td
( )Tj
0.06 Tc -0.03 Tw 24 0 Td
(p )Tj
0 Tc 0.03 Tw 6.12 0 Td
( )Tj
-0.0192 Tc -0.0108 Tw 26.76 9.36 Td
(No prior )Tj
0.0011 Tc 0 Tw 0 -9.24 TD
(surgery)Tj
0 Tc 0.03 Tw 23.88 0 Td
( )Tj
-0.024 Tc -0.066 Tw 24.24 9.24 Td
(Prior )Tj
0.0011 Tc 0 Tw T*
(surgery)Tj
0 Tc 0.03 Tw 23.88 0 Td
( )Tj
0.06 Tc 0 Tw 24.36 -0.12 Td
(p)Tj
0 Tc 0.03 Tw 4.08 0 Td
( )Tj
0.0151 Tc 0 Tw 29.64 9.36 Td
(One)Tj
-0.0373 Tc 13.32 0 Td
(-)Tj
-0.03 Tc -0.06 Tw 2.64 0 Td
(level )Tj
-0.0175 Tc 0 Tw -15.96 -9.24 Td
(implantation)Tj
0 Tc 0.03 Tw 40.56 0 Td
( )Tj
-0.0263 Tc -0.0637 Tw 11.64 9.24 Td
(Multilevel )Tj
-0.0175 Tc 0 Tw T*
(implantation)Tj
0 Tc 0.03 Tw 40.56 0 Td
( )Tj
0.06 Tc 0 Tw 13.44 -0.12 Td
(p)Tj
0 Tc 0.03 Tw 4.08 0 Td
( )Tj
ET
30.48 565.2 0.48 0.48 re
f
30.48 565.2 0.48 0.48 re
f
30.96 565.2 87.24 0.48 re
f
118.2 565.2 0.48 0.48 re
f
118.68 565.2 47.76 0.48 re
f
166.44 565.2 0.48 0.48 re
f
166.92 565.2 49.44 0.48 re
f
216.36 565.2 0.48 0.48 re
f
216.84 565.2 35.52 0.48 re
f
252.36 565.2 0.48 0.48 re
f
252.84 565.2 49.92 0.48 re
f
302.76 565.2 0.48 0.48 re
f
303.24 565.2 48.96 0.48 re
f
352.2 565.2 0.48 0.48 re
f
352.68 565.2 32.4 0.48 re
f
385.08 565.2 0.48 0.48 re
f
385.56 565.2 47.64 0.48 re
f
433.2 565.2 0.48 0.48 re
f
433.68 565.2 47.76 0.48 re
f
481.44 565.2 0.48 0.48 re
f
481.92 565.2 33.24 0.48 re
f
515.16 565.2 0.48 0.48 re
f
515.64 565.2 51.72 0.48 re
f
567.36 565.2 0.48 0.48 re
f
567.84 565.2 53.52 0.48 re
f
621.36 565.2 0.48 0.48 re
f
621.84 565.2 30.6 0.48 re
f
652.44 565.2 0.48 0.48 re
f
652.44 565.2 0.48 0.48 re
f
30.48 544.8 0.48 20.4 re
f
118.2 544.8 0.48 20.4 re
f
166.44 544.8 0.48 20.4 re
f
216.36 544.8 0.48 20.4 re
f
252.36 544.8 0.48 20.4 re
f
302.76 544.8 0.48 20.4 re
f
352.2 544.8 0.48 20.4 re
f
385.08 544.8 0.48 20.4 re
f
433.2 544.8 0.48 20.4 re
f
481.44 544.8 0.48 20.4 re
f
515.16 544.8 0.48 20.4 re
f
567.36 544.8 0.48 20.4 re
f
621.36 544.8 0.48 20.4 re
f
652.44 544.8 0.48 20.4 re
f
BT
/TT6 8.04 Tf
-0.0449 Tc 0 Tw 36.12 536.04 Td
(N)Tj
0 Tc 79.95 Tw 5.76 0 Td
( )Tj
0.06 Tc 0 Tw 81.96 0 Td
(29)Tj
0 Tc 38.07 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 40.08 0 Td
(26)Tj
0 Tc 39.75 Tw 8.16 0 Td
( )Tj
33.99 Tw 41.76 0 Td
( )Tj
0.06 Tc 0 Tw 36 0 Td
(30)Tj
0 Tc 40.23 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 42.24 0 Td
(25)Tj
0 Tc 39.27 Tw 8.16 0 Td
( )Tj
30.87 Tw 41.28 0 Td
( )Tj
0.06 Tc 0 Tw 32.88 0 Td
(27)Tj
0 Tc 37.95 Tw 8.16 0 Td
( )Tj
0.06 Tc 0 Tw 39.96 0 Td
(28)Tj
0 Tc 38.07 Tw 8.16 0 Td
( )Tj
31.71 Tw 40.08 0 Td
( )Tj
0.06 Tc 0 Tw 33.72 0 Td
(35)Tj
0 Tc 42.03 Tw ( )Tj
0.06 Tc 0 Tw (20)Tj
0 Tc 43.83 Tw ( )Tj
0.03 Tw ( )Tj
ET
30.48 544.32 0.48 0.48 re
f
30.96 544.32 87.24 0.48 re
f
118.2 544.32 0.48 0.48 re
f
118.68 544.32 47.76 0.48 re
f
166.44 544.32 0.48 0.48 re
f
166.92 544.32 49.44 0.48 re
f
216.36 544.32 0.48 0.48 re
f
216.84 544.32 35.52 0.48 re
f
252.36 544.32 0.48 0.48 re
f
252.84 544.32 49.92 0.48 re
f
302.76 544.32 0.48 0.48 re
f
303.24 544.32 48.96 0.48 re
f
352.2 544.32 0.48 0.48 re
f
352.68 544.32 32.4 0.48 re
f
385.08 544.32 0.48 0.48 re
f
385.56 544.32 47.64 0.48 re
f
433.2 544.32 0.48 0.48 re
f
433.68 544.32 47.76 0.48 re
f
481.44 544.32 0.48 0.48 re
f
481.92 544.32 33.24 0.48 re
f
515.16 544.32 0.48 0.48 re
f
515.64 544.32 51.72 0.48 re
f
567.36 544.32 0.48 0.48 re
f
567.84 544.32 53.52 0.48 re
f
621.36 544.32 0.48 0.48 re
f
621.84 544.32 30.6 0.48 re
f
652.44 544.32 0.48 0.48 re
f
30.48 533.04 0.48 11.28 re
f
118.2 533.04 0.48 11.28 re
f
166.44 533.04 0.48 11.28 re
f
216.36 533.04 0.48 11.28 re
f
252.36 533.04 0.48 11.28 re
f
302.76 533.04 0.48 11.28 re
f
352.2 533.04 0.48 11.28 re
f
385.08 533.04 0.48 11.28 re
f
433.2 533.04 0.48 11.28 re
f
481.44 533.04 0.48 11.28 re
f
515.16 533.04 0.48 11.28 re
f
567.36 533.04 0.48 11.28 re
f
621.36 533.04 0.48 11.28 re
f
652.44 533.04 0.48 11.28 re
f
BT
/TT6 8.04 Tf
0.0132 Tc 0 Tw 36.12 524.28 Td
(Mean)Tj
0 Tc 0.03 Tw 18.36 0 Td
( )Tj
0.0225 Tc 0 Tw 69.36 0 Td
(39.6)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
0.0225 Tc 0 Tw 34.08 0 Td
(53.0)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
35.76 0 Td
( )Tj
36 0 Td
( )Tj
50.4 0 Td
( )Tj
49.44 0 Td
( )Tj
32.88 0 Td
( )Tj
48.12 0 Td
( )Tj
48.24 0 Td
( )Tj
33.72 0 Td
( )Tj
52.2 0 Td
( )Tj
54 0 Td
( )Tj
ET
30.48 532.56 0.48 0.48 re
f
30.96 532.56 87.24 0.48 re
f
118.2 532.56 0.48 0.48 re
f
118.68 532.56 47.76 0.48 re
f
166.44 532.56 0.48 0.48 re
f
166.92 532.56 49.44 0.48 re
f
216.36 532.56 0.48 0.48 re
f
216.84 532.56 35.52 0.48 re
f
252.36 532.56 0.48 0.48 re
f
252.84 532.56 49.92 0.48 re
f
302.76 532.56 0.48 0.48 re
f
303.24 532.56 48.96 0.48 re
f
352.2 532.56 0.48 0.48 re
f
352.68 532.56 32.4 0.48 re
f
385.08 532.56 0.48 0.48 re
f
385.56 532.56 47.64 0.48 re
f
433.2 532.56 0.48 0.48 re
f
433.68 532.56 47.76 0.48 re
f
481.44 532.56 0.48 0.48 re
f
481.92 532.56 33.24 0.48 re
f
515.16 532.56 0.48 0.48 re
f
515.64 532.56 51.72 0.48 re
f
567.36 532.56 0.48 0.48 re
f
567.84 532.56 53.52 0.48 re
f
621.36 532.56 0.48 0.48 re
f
621.84 532.56 30.6 0.48 re
f
652.44 532.56 0.48 0.48 re
f
30.48 521.4 0.48 11.16 re
f
118.2 521.4 0.48 11.16 re
f
166.44 521.4 0.48 11.16 re
f
216.36 521.4 0.48 11.16 re
f
252.36 521.4 0.48 11.16 re
f
302.76 521.4 0.48 11.16 re
f
352.2 521.4 0.48 11.16 re
f
385.08 521.4 0.48 11.16 re
f
433.2 521.4 0.48 11.16 re
f
481.44 521.4 0.48 11.16 re
f
515.16 521.4 0.48 11.16 re
f
567.36 521.4 0.48 11.16 re
f
621.36 521.4 0.48 11.16 re
f
652.44 521.4 0.48 11.16 re
f
BT
/TT6 8.04 Tf
-0.0149 Tc -0.0151 Tw 36.12 512.64 Td
(Preoperative back pain)Tj
0 Tc 0.03 Tw 73.44 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 14.28 0 Td
(2.69 \261 0.60)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.77 \261 0.51)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(2.63 \261 0.61)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.84 \261 0.47)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.25)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.81 \261 0.48)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.64 \261 0.62)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.71 \261 0.58)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.76 \261 0.54)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.78)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 520.92 0.48 0.48 re
f
30.96 520.92 87.24 0.48 re
f
118.2 520.92 0.48 0.48 re
f
118.68 520.92 47.76 0.48 re
f
166.44 520.92 0.48 0.48 re
f
166.92 520.92 49.44 0.48 re
f
216.36 520.92 0.48 0.48 re
f
216.84 520.92 35.52 0.48 re
f
252.36 520.92 0.48 0.48 re
f
252.84 520.92 49.92 0.48 re
f
302.76 520.92 0.48 0.48 re
f
303.24 520.92 48.96 0.48 re
f
352.2 520.92 0.48 0.48 re
f
352.68 520.92 32.4 0.48 re
f
385.08 520.92 0.48 0.48 re
f
385.56 520.92 47.64 0.48 re
f
433.2 520.92 0.48 0.48 re
f
433.68 520.92 47.76 0.48 re
f
481.44 520.92 0.48 0.48 re
f
481.92 520.92 33.24 0.48 re
f
515.16 520.92 0.48 0.48 re
f
515.64 520.92 51.72 0.48 re
f
567.36 520.92 0.48 0.48 re
f
567.84 520.92 53.52 0.48 re
f
621.36 520.92 0.48 0.48 re
f
621.84 520.92 30.6 0.48 re
f
652.44 520.92 0.48 0.48 re
f
30.48 504.36 0.48 16.56 re
f
118.2 504.36 0.48 16.56 re
f
166.44 504.36 0.48 16.56 re
f
216.36 504.36 0.48 16.56 re
f
252.36 504.36 0.48 16.56 re
f
302.76 504.36 0.48 16.56 re
f
352.2 504.36 0.48 16.56 re
f
385.08 504.36 0.48 16.56 re
f
433.2 504.36 0.48 16.56 re
f
481.44 504.36 0.48 16.56 re
f
515.16 504.36 0.48 16.56 re
f
567.36 504.36 0.48 16.56 re
f
621.36 504.36 0.48 16.56 re
f
652.44 504.36 0.48 16.56 re
f
BT
/TT6 8.04 Tf
-0.015 Tc -0.015 Tw 36.12 495.6 Td
(Postoperative back pain)Tj
0 Tc 0.03 Tw 76.56 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.16 0 Td
(1.52 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(1.15 \261 0.93)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.14)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.33 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(1.36 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(1.15 \261 0.86)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(1.54 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.045 Tc 0 Tw 11.76 0 Td
(0.)Tj
0.06 Tc 6 0 Td
(15)Tj
0 Tc 0.03 Tw 8.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.41 \261 0.99)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(1.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.56)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 503.88 0.48 0.48 re
f
30.96 503.88 87.24 0.48 re
f
118.2 503.88 0.48 0.48 re
f
118.68 503.88 47.76 0.48 re
f
166.44 503.88 0.48 0.48 re
f
166.92 503.88 49.44 0.48 re
f
216.36 503.88 0.48 0.48 re
f
216.84 503.88 35.52 0.48 re
f
252.36 503.88 0.48 0.48 re
f
252.84 503.88 49.92 0.48 re
f
302.76 503.88 0.48 0.48 re
f
303.24 503.88 48.96 0.48 re
f
352.2 503.88 0.48 0.48 re
f
352.68 503.88 32.4 0.48 re
f
385.08 503.88 0.48 0.48 re
f
385.56 503.88 47.64 0.48 re
f
433.2 503.88 0.48 0.48 re
f
433.68 503.88 47.76 0.48 re
f
481.44 503.88 0.48 0.48 re
f
481.92 503.88 33.24 0.48 re
f
515.16 503.88 0.48 0.48 re
f
515.64 503.88 51.72 0.48 re
f
567.36 503.88 0.48 0.48 re
f
567.84 503.88 53.52 0.48 re
f
621.36 503.88 0.48 0.48 re
f
621.84 503.88 30.6 0.48 re
f
652.44 503.88 0.48 0.48 re
f
30.48 487.8 0.48 16.08 re
f
118.2 487.8 0.48 16.08 re
f
166.44 487.8 0.48 16.08 re
f
216.36 487.8 0.48 16.08 re
f
252.36 487.8 0.48 16.08 re
f
302.76 487.8 0.48 16.08 re
f
352.2 487.8 0.48 16.08 re
f
385.08 487.8 0.48 16.08 re
f
433.2 487.8 0.48 16.08 re
f
481.44 487.8 0.48 16.08 re
f
515.16 487.8 0.48 16.08 re
f
567.36 487.8 0.48 16.08 re
f
621.36 487.8 0.48 16.08 re
f
652.44 487.8 0.48 16.08 re
f
BT
/TT6 8.04 Tf
-0.0295 Tc 0.0595 Tw 36.12 479.16 Td
(Preoperative lower)Tj
-0.0373 Tc 0 Tw 60.6 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -60.6 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(2.41 \261 0.98)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.76 0 Td
(2.42 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.73)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(2.40 \261 1.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(2.44 \261 1.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.97)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(2.22 \261 1.25)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.61 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.54)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(2.35 \261 1.15)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.52 \261 0.81)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 487.32 0.48 0.48 re
f
30.96 487.32 87.24 0.48 re
f
118.2 487.32 0.48 0.48 re
f
118.68 487.32 47.76 0.48 re
f
166.44 487.32 0.48 0.48 re
f
166.92 487.32 49.44 0.48 re
f
216.36 487.32 0.48 0.48 re
f
216.84 487.32 35.52 0.48 re
f
252.36 487.32 0.48 0.48 re
f
252.84 487.32 49.92 0.48 re
f
302.76 487.32 0.48 0.48 re
f
303.24 487.32 48.96 0.48 re
f
352.2 487.32 0.48 0.48 re
f
352.68 487.32 32.4 0.48 re
f
385.08 487.32 0.48 0.48 re
f
385.56 487.32 47.64 0.48 re
f
433.2 487.32 0.48 0.48 re
f
433.68 487.32 47.76 0.48 re
f
481.44 487.32 0.48 0.48 re
f
481.92 487.32 33.24 0.48 re
f
515.16 487.32 0.48 0.48 re
f
515.64 487.32 51.72 0.48 re
f
567.36 487.32 0.48 0.48 re
f
567.84 487.32 53.52 0.48 re
f
621.36 487.32 0.48 0.48 re
f
621.84 487.32 30.6 0.48 re
f
652.44 487.32 0.48 0.48 re
f
30.48 466.92 0.48 20.4 re
f
118.2 466.92 0.48 20.4 re
f
166.44 466.92 0.48 20.4 re
f
216.36 466.92 0.48 20.4 re
f
252.36 466.92 0.48 20.4 re
f
302.76 466.92 0.48 20.4 re
f
352.2 466.92 0.48 20.4 re
f
385.08 466.92 0.48 20.4 re
f
433.2 466.92 0.48 20.4 re
f
481.44 466.92 0.48 20.4 re
f
515.16 466.92 0.48 20.4 re
f
567.36 466.92 0.48 20.4 re
f
621.36 466.92 0.48 20.4 re
f
652.44 466.92 0.48 20.4 re
f
BT
/TT6 8.04 Tf
-0.0287 Tc 0.0587 Tw 36.12 458.28 Td
(Postoperative lower)Tj
-0.0373 Tc 0 Tw 63.72 0 Td
(-)Tj
0.0112 Tc -0.1012 Tw -63.72 -9.24 Td
(limb pain)Tj
0 Tc 0.03 Tw 30.6 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 57.12 9.12 Td
(0.83 \261 0.89)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.50 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.13)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.57 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0123 Tc -0.0423 Tw 13.92 0 Td
(0.80 \261 0.)Tj
-0.06 Tc 0 Tw 28.44 0 Td
(91)Tj
0 Tc 0.03 Tw 8.04 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.30)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.56 \261 0.85)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.79 \261 0.96)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.42)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.65 \261 0.92)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.71 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 466.44 0.48 0.48 re
f
30.96 466.44 87.24 0.48 re
f
118.2 466.44 0.48 0.48 re
f
118.68 466.44 47.76 0.48 re
f
166.44 466.44 0.48 0.48 re
f
166.92 466.44 49.44 0.48 re
f
216.36 466.44 0.48 0.48 re
f
216.84 466.44 35.52 0.48 re
f
252.36 466.44 0.48 0.48 re
f
252.84 466.44 49.92 0.48 re
f
302.76 466.44 0.48 0.48 re
f
303.24 466.44 48.96 0.48 re
f
352.2 466.44 0.48 0.48 re
f
352.68 466.44 32.4 0.48 re
f
385.08 466.44 0.48 0.48 re
f
385.56 466.44 47.64 0.48 re
f
433.2 466.44 0.48 0.48 re
f
433.68 466.44 47.76 0.48 re
f
481.44 466.44 0.48 0.48 re
f
481.92 466.44 33.24 0.48 re
f
515.16 466.44 0.48 0.48 re
f
515.64 466.44 51.72 0.48 re
f
567.36 466.44 0.48 0.48 re
f
567.84 466.44 53.52 0.48 re
f
621.36 466.44 0.48 0.48 re
f
621.84 466.44 30.6 0.48 re
f
652.44 466.44 0.48 0.48 re
f
30.48 446.04 0.48 20.4 re
f
118.2 446.04 0.48 20.4 re
f
166.44 446.04 0.48 20.4 re
f
216.36 446.04 0.48 20.4 re
f
252.36 446.04 0.48 20.4 re
f
302.76 446.04 0.48 20.4 re
f
352.2 446.04 0.48 20.4 re
f
385.08 446.04 0.48 20.4 re
f
433.2 446.04 0.48 20.4 re
f
481.44 446.04 0.48 20.4 re
f
515.16 446.04 0.48 20.4 re
f
567.36 446.04 0.48 20.4 re
f
621.36 446.04 0.48 20.4 re
f
652.44 446.04 0.48 20.4 re
f
BT
/TT6 8.04 Tf
-0.0112 Tc 0.0412 Tw 36.12 437.28 Td
(Preoperative disability)Tj
0 Tc 0.03 Tw 72.12 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.6 0 Td
(1.93 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(2.12 \261 0.82)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.37)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(1.73 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(2.36 \261 0.64)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 12.96 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 10.8 0 Td
(2.04 \261 0.76)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(2.00 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.94)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(1.88 \261 0.77)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(2.24 \261 0.70)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.018 Tc 0 Tw 17.52 0 Td
(0.097)Tj
0 Tc 0.03 Tw 18.12 0 Td
( )Tj
ET
30.48 445.56 0.48 0.48 re
f
30.96 445.56 87.24 0.48 re
f
118.2 445.56 0.48 0.48 re
f
118.68 445.56 47.76 0.48 re
f
166.44 445.56 0.48 0.48 re
f
166.92 445.56 49.44 0.48 re
f
216.36 445.56 0.48 0.48 re
f
216.84 445.56 35.52 0.48 re
f
252.36 445.56 0.48 0.48 re
f
252.84 445.56 49.92 0.48 re
f
302.76 445.56 0.48 0.48 re
f
303.24 445.56 48.96 0.48 re
f
352.2 445.56 0.48 0.48 re
f
352.68 445.56 32.4 0.48 re
f
385.08 445.56 0.48 0.48 re
f
385.56 445.56 47.64 0.48 re
f
433.2 445.56 0.48 0.48 re
f
433.68 445.56 47.76 0.48 re
f
481.44 445.56 0.48 0.48 re
f
481.92 445.56 33.24 0.48 re
f
515.16 445.56 0.48 0.48 re
f
515.64 445.56 51.72 0.48 re
f
567.36 445.56 0.48 0.48 re
f
567.84 445.56 53.52 0.48 re
f
621.36 445.56 0.48 0.48 re
f
621.84 445.56 30.6 0.48 re
f
652.44 445.56 0.48 0.48 re
f
30.48 429 0.48 16.56 re
f
118.2 429 0.48 16.56 re
f
166.44 429 0.48 16.56 re
f
216.36 429 0.48 16.56 re
f
252.36 429 0.48 16.56 re
f
302.76 429 0.48 16.56 re
f
352.2 429 0.48 16.56 re
f
385.08 429 0.48 16.56 re
f
433.2 429 0.48 16.56 re
f
481.44 429 0.48 16.56 re
f
515.16 429 0.48 16.56 re
f
567.36 429 0.48 16.56 re
f
621.36 429 0.48 16.56 re
f
652.44 429 0.48 16.56 re
f
BT
/TT6 8.04 Tf
-0.0114 Tc 0.0414 Tw 36.12 420.24 Td
(Postoperative disability)Tj
0 Tc 0.03 Tw 75.24 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 12.48 0 Td
(0.93 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0107 Tc -0.0193 Tw 11.76 0 Td
(0.62 \261 0)Tj
-0.07 Tc 0 Tw 26.52 0 Td
(.80)Tj
0 Tc 0.03 Tw 9.96 0 Td
( )Tj
0.0225 Tc 0 Tw 13.44 0 Td
(0.18)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 21.84 0 Td
(0.73 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.84 \261 0.90)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.71)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.67 \261 0.83)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.64 0 Td
(0.89 \261 0.88)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 11.76 0 Td
(0.33)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 19.56 0 Td
(0.88 \261 0.91)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.72 0 Td
(0.62 \261 0.74)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 17.52 0 Td
(0.36)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 428.52 0.48 0.48 re
f
30.96 428.52 87.24 0.48 re
f
118.2 428.52 0.48 0.48 re
f
118.68 428.52 47.76 0.48 re
f
166.44 428.52 0.48 0.48 re
f
166.92 428.52 49.44 0.48 re
f
216.36 428.52 0.48 0.48 re
f
216.84 428.52 35.52 0.48 re
f
252.36 428.52 0.48 0.48 re
f
252.84 428.52 49.92 0.48 re
f
302.76 428.52 0.48 0.48 re
f
303.24 428.52 48.96 0.48 re
f
352.2 428.52 0.48 0.48 re
f
352.68 428.52 32.4 0.48 re
f
385.08 428.52 0.48 0.48 re
f
385.56 428.52 47.64 0.48 re
f
433.2 428.52 0.48 0.48 re
f
433.68 428.52 47.76 0.48 re
f
481.44 428.52 0.48 0.48 re
f
481.92 428.52 33.24 0.48 re
f
515.16 428.52 0.48 0.48 re
f
515.64 428.52 51.72 0.48 re
f
567.36 428.52 0.48 0.48 re
f
567.84 428.52 53.52 0.48 re
f
621.36 428.52 0.48 0.48 re
f
621.84 428.52 30.6 0.48 re
f
652.44 428.52 0.48 0.48 re
f
30.48 412.44 0.48 16.08 re
f
118.2 412.44 0.48 16.08 re
f
166.44 412.44 0.48 16.08 re
f
216.36 412.44 0.48 16.08 re
f
252.36 412.44 0.48 16.08 re
f
302.76 412.44 0.48 16.08 re
f
352.2 412.44 0.48 16.08 re
f
385.08 412.44 0.48 16.08 re
f
433.2 412.44 0.48 16.08 re
f
481.44 412.44 0.48 16.08 re
f
515.16 412.44 0.48 16.08 re
f
567.36 412.44 0.48 16.08 re
f
621.36 412.44 0.48 16.08 re
f
652.44 412.44 0.48 16.08 re
f
BT
/TT6 8.04 Tf
-0.0153 Tc 0.0453 Tw 36.12 403.8 Td
(Preoperative modified )Tj
-0.0121 Tc 0 Tw T*
(Stauffer)Tj
-0.0373 Tc 25.8 0 Td
(-)Tj
-0.0356 Tc -0.1744 Tw 2.64 0 Td
(Coventry )Tj
-0.0329 Tc 0 Tw -28.44 -9.12 Td
(score)Tj
0 Tc 0.03 Tw 16.8 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 70.92 18.24 Td
(6.93 \261 3.6)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.72 0 Td
(7.15 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 17.4 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 21.84 0 Td
(7.50 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(6.48 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.29)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(7.37 \261 3.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.6 0 Td
(6.71 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 15.72 0 Td
(0.47)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.56 0 Td
(7.18 \261 3.3)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.68 0 Td
(6.81 \261 3.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 21.48 0 Td
(0.83)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 411.96 0.48 0.48 re
f
30.96 411.96 87.24 0.48 re
f
118.2 411.96 0.48 0.48 re
f
118.68 411.96 47.76 0.48 re
f
166.44 411.96 0.48 0.48 re
f
166.92 411.96 49.44 0.48 re
f
216.36 411.96 0.48 0.48 re
f
216.84 411.96 35.52 0.48 re
f
252.36 411.96 0.48 0.48 re
f
252.84 411.96 49.92 0.48 re
f
302.76 411.96 0.48 0.48 re
f
303.24 411.96 48.96 0.48 re
f
352.2 411.96 0.48 0.48 re
f
352.68 411.96 32.4 0.48 re
f
385.08 411.96 0.48 0.48 re
f
385.56 411.96 47.64 0.48 re
f
433.2 411.96 0.48 0.48 re
f
433.68 411.96 47.76 0.48 re
f
481.44 411.96 0.48 0.48 re
f
481.92 411.96 33.24 0.48 re
f
515.16 411.96 0.48 0.48 re
f
515.64 411.96 51.72 0.48 re
f
567.36 411.96 0.48 0.48 re
f
567.84 411.96 53.52 0.48 re
f
621.36 411.96 0.48 0.48 re
f
621.84 411.96 30.6 0.48 re
f
652.44 411.96 0.48 0.48 re
f
30.48 382.44 0.48 29.52 re
f
118.2 382.44 0.48 29.52 re
f
166.44 382.44 0.48 29.52 re
f
216.36 382.44 0.48 29.52 re
f
252.36 382.44 0.48 29.52 re
f
302.76 382.44 0.48 29.52 re
f
352.2 382.44 0.48 29.52 re
f
385.08 382.44 0.48 29.52 re
f
433.2 382.44 0.48 29.52 re
f
481.44 382.44 0.48 29.52 re
f
515.16 382.44 0.48 29.52 re
f
567.36 382.44 0.48 29.52 re
f
621.36 382.44 0.48 29.52 re
f
652.44 382.44 0.48 29.52 re
f
BT
/TT6 8.04 Tf
-0.0132 Tc 0 Tw 36.12 373.8 Td
(Post)Tj
-0.0158 Tc 0.0458 Tw 13.8 0 Td
(operative modified )Tj
-0.0121 Tc 0 Tw -13.8 -9.24 Td
(Stauffer)Tj
-0.0373 Tc 25.8 0 Td
(-)Tj
-0.0356 Tc -0.1744 Tw 2.64 0 Td
(Coventry )Tj
-0.0329 Tc 0 Tw -28.44 -9.24 Td
(score)Tj
0 Tc 0.03 Tw 16.8 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 70.92 18.36 Td
(15.1 \261 2.9)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.72 0 Td
(17.2 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 17.4 0 Td
(0.006*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 13.92 0 Td
(16.3 \261 2.5)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 17.88 0 Td
(15.8 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 16.92 0 Td
(0.55)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 18.72 0 Td
(16.9 \261 2.2)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 15.6 0 Td
(15.3 \261 3.0)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.015 Tc 0 Tw 15.72 0 Td
(0.042*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 11.64 0 Td
(15.8 \261 3.1)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
-0.0117 Tc -0.0183 Tw 19.68 0 Td
(16.6 \261 1.9)Tj
0 Tc 0.03 Tw 32.52 0 Td
( )Tj
0.0225 Tc 0 Tw 21.48 0 Td
(0.53)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
ET
30.48 381.96 0.48 0.48 re
f
30.96 381.96 87.24 0.48 re
f
118.2 381.96 0.48 0.48 re
f
118.68 381.96 47.76 0.48 re
f
166.44 381.96 0.48 0.48 re
f
166.92 381.96 49.44 0.48 re
f
216.36 381.96 0.48 0.48 re
f
216.84 381.96 35.52 0.48 re
f
252.36 381.96 0.48 0.48 re
f
252.84 381.96 49.92 0.48 re
f
302.76 381.96 0.48 0.48 re
f
303.24 381.96 48.96 0.48 re
f
352.2 381.96 0.48 0.48 re
f
352.68 381.96 32.4 0.48 re
f
385.08 381.96 0.48 0.48 re
f
385.56 381.96 47.64 0.48 re
f
433.2 381.96 0.48 0.48 re
f
433.68 381.96 47.76 0.48 re
f
481.44 381.96 0.48 0.48 re
f
481.92 381.96 33.24 0.48 re
f
515.16 381.96 0.48 0.48 re
f
515.64 381.96 51.72 0.48 re
f
567.36 381.96 0.48 0.48 re
f
567.84 381.96 53.52 0.48 re
f
621.36 381.96 0.48 0.48 re
f
621.84 381.96 30.6 0.48 re
f
652.44 381.96 0.48 0.48 re
f
30.48 352.32 0.48 29.64 re
f
118.2 352.32 0.48 29.64 re
f
166.44 352.32 0.48 29.64 re
f
216.36 352.32 0.48 29.64 re
f
252.36 352.32 0.48 29.64 re
f
302.76 352.32 0.48 29.64 re
f
352.2 352.32 0.48 29.64 re
f
385.08 352.32 0.48 29.64 re
f
433.2 352.32 0.48 29.64 re
f
481.44 352.32 0.48 29.64 re
f
515.16 352.32 0.48 29.64 re
f
567.36 352.32 0.48 29.64 re
f
621.36 352.32 0.48 29.64 re
f
652.44 352.32 0.48 29.64 re
f
BT
/TT6 8.04 Tf
-0.0272 Tc 0.1772 Tw 36.12 343.56 Td
(Relative Improvement)Tj
0 Tc 0.03 Tw 71.76 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 15.96 0 Td
(0.61 \261 0.24)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 11.76 0 Td
(0.78 \261 0.17)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.015 Tc 0 Tw 13.44 0 Td
(0.005*)Tj
0 Tc 0.03 Tw 22.08 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.69 \261 0.23)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 13.92 0 Td
(0.69 \261 0.22)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
0.0225 Tc 0 Tw 12.96 0 Td
(0.99)Tj
0 Tc 0.03 Tw 14.16 0 Td
( )Tj
-0.0171 Tc -0.0129 Tw 18.72 0 Td
(0.75 \261 0.18)Tj
0 Tc 0.03 Tw 36.48 0 Td
( )Tj
-0.0008 Tc 0.0308 Tw 11.64 0 Td
(0.62 \261 )Tj
-0.0375 Tc 0 Tw 22.44 0 Td
(0.25)Tj
0 Tc 0.03 Tw 14.04 0 Td
( )Tj
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