Age

Visit vs Time of Nap 1
N Mean StdDev Median Min Max Unknown Total
Visit 5 103 1,268.1 ± 318.9 1,300.0 30.0 2,400.0 632 735
Participant's age (category) vs Time of Nap 1
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 94 1,255.6 ± 320.2 1,300.0 30.0 2,400.0 564 658
5-14 yrs old 4 1,257.5 ± 380.2 1,415.0 700.0 1,500.0 60 64
15-24 yrs old 18 1,356.1 ± 298.4 1,300.0 1,000.0 2,300.0 94 112
25-34 yrs old 13 1,293.8 ± 358.1 1,330.0 800.0 1,800.0 49 62
35-44 years 17 1,161.8 ± 185.3 1,200.0 800.0 1,400.0 81 98
45-54 years 20 1,196.3 ± 263.0 1,265.0 600.0 1,530.0 128 148
55-64 years 12 1,275.0 ± 266.9 1,255.0 830.0 1,600.0 72 84
65-74 years 4 972.5 ± 631.3 1,265.0 30.0 1,330.0 53 57
75-84 years 6 1,483.3 ± 479.2 1,350.0 1,000.0 2,400.0 25 31
85 years or older - - - - - - 2 2
Participant's sex vs Time of Nap 1
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 103 1,268.1 ± 318.9 1,300.0 30.0 2,400.0 632 735
Female 46 1,283.0 ± 292.7 1,300.0 800.0 2,400.0 360 406
Male 57 1,256.0 ± 340.7 1,300.0 30.0 2,300.0 272 329
Participant's race vs Time of Nap 1
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 103 1,268.1 ± 318.9 1,300.0 30.0 2,400.0 632 735
White 34 1,287.9 ± 425.1 1,300.0 30.0 2,400.0 270 304
Black 64 1,256.6 ± 261.8 1,300.0 600.0 1,800.0 345 409
More than one race 5 1,280.0 ± 130.4 1,200.0 1,200.0 1,500.0 17 22