Table 1.

Odds Ratios for Association between Obesity and Sleep Measures

	Model 1	Model 2	Model 3
MrOS Men
Sleep Duration Variability (per hr)	1.77 (1.44-2.17)	1.71 (1.39-2.12)	1.63 (1.31-2.02)
Sleep Midpoint (per hr)	1.13 (1.03-1.23)	1.10 (1.01-1.21)	1.04 (0.94-1.14)
Sleep Midpoint Variability (per hr)	1.73 (1.36-2.20)	1.66 (1.29-2.13)	1.28 (0.98-1.66)
Daytime Napping (per hr)	1.31 (1.20-1.44)	1.25 (1.13-1.38)	1.23 (1.12-1.37)
SOF Women
Sleep Duration Variability (per hr)	1.38 (1.17-1.63)	1.30 (1.08-1.56)	1.22 (1.01-1.47)
Sleep Midpoint (per hr)	1.18 (1.09-1.28)	1.16 (1.06-1.27)	1.11 (1.01-1.22)
Sleep Midpoint Variability (per hr)	1.60 (1.28-1.98)	1.54 (1.21-1.96)	1.32 (1.03-1.69)
Daytime Napping (per hr)	1.35 (1.24-1.46)	1.31 (1.19-1.44)	1.29 (1.17-1.41)

Model 1 adjusted for age, race and site.

Model 2 adjusted for Model 1 plus alcohol, smoking, caffeine, education, history of diabetes, stroke, coronary artery disease, congestive heart failure, use of antidepressants, use of benzodiazepines, exercise, cognitive function, depression, and self-reported health status.

Model 3 adjusted for Model 2 plus mean nightly sleep duration.