Gender

Visit vs Calculated sleep duration on weekends
N Mean StdDev Median Min Max Unknown Total
Visit 5 713 7.7 ± 2.0 7.8 0.5 17.5 22 735
Participant's age (category) vs Calculated sleep duration on weekends
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 638 7.7 ± 2.0 7.8 0.5 17.5 20 658
5-14 yrs old 62 9.6 ± 1.8 9.5 5.0 12.5 2 64
15-24 yrs old 108 8.4 ± 1.8 8.5 4.0 13.9 4 112
25-34 yrs old 61 7.6 ± 2.1 7.8 1.2 12.8 1 62
35-44 years 95 7.2 ± 1.7 7.3 0.5 10.3 3 98
45-54 years 146 7.1 ± 1.7 7.2 2.0 12.0 2 148
55-64 years 81 7.5 ± 2.2 7.4 2.3 17.5 3 84
65-74 years 54 7.6 ± 2.0 7.5 2.0 14.0 3 57
75-84 years 29 7.1 ± 2.1 7.5 2.8 13.5 2 31
85 years or older 2 7.4 ± 0.5 7.4 7.0 7.8 - 2
Participant's sex vs Calculated sleep duration on weekends
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 713 7.7 ± 2.0 7.8 0.5 17.5 22 735
Female 391 7.7 ± 2.0 7.8 0.5 17.5 15 406
Male 322 7.7 ± 2.0 7.8 2.0 14.0 7 329
Participant's race vs Calculated sleep duration on weekends
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 713 7.7 ± 2.0 7.8 0.5 17.5 22 735
White 298 7.9 ± 1.8 7.9 0.5 17.5 6 304
Black 394 7.6 ± 2.2 7.6 1.0 14.0 15 409
More than one race 21 7.6 ± 1.7 7.5 5.3 11.0 1 22