Race

Visit vs Hours of nap 2
N Mean StdDev Median Min Max Unknown Total
Visit 5 10 0.3 ± 0.5 0.0 0.0 1.0 725 735
Participant's age (category) vs Hours of nap 2
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 8 0.3 ± 0.5 0.0 0.0 1.0 650 658
5-14 yrs old - - - - - - 64 64
15-24 yrs old - - - - - - 112 112
25-34 yrs old - - - - - - 62 62
35-44 years 1 0.0 - 0.0 0.0 0.0 97 98
45-54 years 5 0.2 ± 0.4 0.0 0.0 1.0 143 148
55-64 years 1 0.0 - 0.0 0.0 0.0 83 84
65-74 years - - - - - - 57 57
75-84 years 1 1.0 - 1.0 1.0 1.0 30 31
85 years or older - - - - - - 2 2
Participant's sex vs Hours of nap 2
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 10 0.3 ± 0.5 0.0 0.0 1.0 725 735
Female 3 0.0 ± 0.0 0.0 0.0 0.0 403 406
Male 7 0.4 ± 0.5 0.0 0.0 1.0 322 329
Participant's race vs Hours of nap 2
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 10 0.3 ± 0.5 0.0 0.0 1.0 725 735
White 3 0.3 ± 0.6 0.0 0.0 1.0 301 304
Black 7 0.3 ± 0.5 0.0 0.0 1.0 402 409
More than one race - - - - - - 22 22