WEB Table:  Additional Derived Analyses of Psychomotor Vigilance Task Data

 

Time of day

Performance Variable

2200

2400

0200

0400

0600

0800

1200

1400

PVT Slowest 10% 1/RT ms-1 (DEP)

2.89 + 0.40

2.76 + 0.71

2.64 + .091

1.92 + .097

1.45 + 1.0

1.29 + 0.74

1.85 + 0.72

1.29 + 0.96

PVT Slowest 10% 1/RT ms-1 (EXT)

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---

---

---

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2.98 + 0.5

2.93 + 0.58

2.92 + 0.5

PVT Fastest 10% RT

ms (DEP)

195 + 16

197 + 17

200 + 22

205 + 24

220 +28

225 + 25

205 + 31

215 + 34

PVT Fastest 10% RT

ms (EXT)

---

---

---

---

---

190 + 13

187 + 16

189 + 14

PVT Median RT

ms (DEP)

243 + 26

248 + 29

262 + 47

295 + 71

350 + 130

365 + 168

283 + 50

311 + 60

PVT Median RT

ms (EXT)

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---

---

---

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236 + 24

236 + 25

236 + 27

PVT = Psychomotor Vigilance Task; RT = Reaction Time; 1/RT = reciprocal of RT;  DEP = Sleep Deprived; EXT = Sleep Extended; ms = milliseconds,    In the sleep extended condition subjects did not perform the test battery the night before their simulation study