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. 2018 Jul 20;9:22–28. doi: 10.1016/j.ynstr.2018.07.001

Table 2.

Clinical characteristics of the study sample.

N % Cutoff Score
Criterion A Trauma Type
 Combat 10 76.9
 Military Sexual Trauma 2 15.4
 Other 1 7.7
Mean SD
CAPS-5 42.85 12.22 25
PCL-S 55.78 16.29 50
PHQ-9 14.31 6.94 5
Insomnia Severity Index 14.77 5.63 8
PSQI Global Score 11.86 3.74 5
PSQI Addendum for PTSD 10.77 4.59 4
Sleep Diaries (baseline week)
 Time in Bed (minutes) 488.56 73.82
 Total Sleep Time (minutes) 368.47 90.89 360
 Sleep Latency (minutes) 42.06 25.47 30
 Wake After Sleep Onset (minutes) 77.26 53.53 30
 Sleep Efficiency (%) 74.79 12.10 85
 Total Number of Nightmares 8.20 7.24
 Average Nightmare Intensity 5.15 1.92
Actigraphy (baseline week)
 Total Sleep Time (minutes) 361.54 46.29 360
 Wake After Sleep Onset (minutes) 47.07 19.54 30
 Sleep Efficiency (%) 75.62 9.90 30
Polysomnography (average over 3 nights)
 Total Sleep Time (minutes) 388.03 54.27 360
 Sleep Latency (minutes) 17.90 18.52 30
 Wake After Sleep Onset (minutes) 28.51 26.56 30
 Sleep Efficiency (%) 89.85 6.20 85