Gender

Sleep Heart Health Study (SHHS) Visit Number vs Interim Follow-up: self-reported usual hours of sleep on weekdays or workdays
N Mean StdDev Median Min Max Unknown Total
Visit 1 - - - - - - - -
Interim Follow-up Visit 4,988 7.1 ± 1.2 7.0 0.0 20.0 816 5,804
Visit 2 - - - - - - - -
CVD Outcomes - - - - - - - -
Gender of the participant vs Interim Follow-up: self-reported usual hours of sleep on weekdays or workdays
Interim Follow-up Visit
N Mean StdDev Median Min Max Unknown Total
Total 4,988 7.1 ± 1.2 7.0 0.0 20.0 816 5,804
Male 2,374 7.1 ± 1.2 7.0 0.0 20.0 391 2,765
Female 2,614 7.1 ± 1.2 7.0 2.0 12.0 425 3,039
Race of the participant vs Interim Follow-up: self-reported usual hours of sleep on weekdays or workdays
Interim Follow-up Visit
N Mean StdDev Median Min Max Unknown Total
Total 4,988 7.1 ± 1.2 7.0 0.0 20.0 816 5,804
White 4,370 7.1 ± 1.2 7.0 2.0 20.0 537 4,907
Black 383 6.7 ± 1.5 6.0 0.0 15.0 132 515
Other 235 6.9 ± 1.2 7.0 2.0 10.0 147 382