Table 1

Pittsburgh Sleep Quality Index Component Scores
Frequency (N=97)
Subscale M (SD) Normal 0 Mild 1 Moderate 2 Severe 3
Subjective Sleep Quality .94 (.67) 24 56 16 1
Sleep Latency .85 (.73) 31 53 10 3
Sleep Duration .87 (.64) 26 59 11 1
Habitual Sleep Efficiency .30 (.64) 76 14 6 1
Sleep Disturbances 1.31 (.53) 1 67 27 2
Use of Sleeping Medication .18 (.50) 85 7 5 0
Daytime Dysfunction .71 (.56) 33 59 5 0

Minkel et al.

Minkel et al. Biology of Mood & Anxiety Disorders 2012 2:22   doi:10.1186/2045-5380-2-22

Open Data