Skip to main content

Advertisement

Table 9 Baseline Activity, Light, and Sleep Comparing Depressed and Control Groups

From: Bright light treatment of depression for older adults [ISRCTN55452501]

Measure ACTIVITY LIGHT SLEEP
Baseline MESOR ACROPHASE DEGREES MESOR ACROPHASE DEGREES MESOR ACROPHASE DEGREES
Depressed Mean 12.85 217.63 0.99 211.83 0.27 54.53
  N 78 78 78 78 78 78
  S.D. 4.46 26.05 0.26 19.47 0.08 26.05
Healthy Mean 14.54 200.44 0.76 206 0.26 37.54
  N 28 28 28 28 28 28
  S.D. 3.94 15.66 0.28 9.52 0.05 13.65
ANOVA Sig. (p) 0.079 0.001 < 0.001 0.132 0.704 0.001