Name

waso

Label

Wake After Sleep Onset

Description

Total amount of time spent awake after going to sleep

Calculation
waso = timebedp - slpprdp - slplatp
Units
minutes
Type
numeric
Visit vs Wake After Sleep Onset
N Mean StdDev Median Min Max Unknown Total
Visit 5 730 82.2 ± 65.7 63.5 3.0 442.0 5 735
Age at time of visit vs Wake After Sleep Onset
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 653 82.5 ± 65.1 64.0 3.0 352.0 5 658
5-14 yrs old 64 43.5 ± 51.4 25.0 3.0 309.0 - 64
15-24 yrs old 112 48.9 ± 49.3 30.5 4.0 311.0 - 112
25-34 yrs old 62 64.9 ± 50.6 48.5 10.0 252.0 - 62
35-44 years 97 74.4 ± 56.3 57.0 6.0 254.0 1 98
45-54 years 146 92.4 ± 61.1 78.5 4.0 352.0 2 148
55-64 years 84 108.0 ± 61.4 99.5 28.0 310.0 - 84
65-74 years 57 121.9 ± 71.2 111.0 14.0 319.0 - 57
75-84 years 29 157.1 ± 74.1 156.0 37.0 334.0 2 31
85 years or older 2 136.5 ± 21.9 136.5 121.0 152.0 - 2
Sex vs Wake After Sleep Onset
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 730 82.2 ± 65.7 63.5 3.0 442.0 5 735
Female 402 77.3 ± 60.4 60.5 3.0 310.0 4 406
Male 328 88.3 ± 71.4 65.5 3.0 442.0 1 329
Race vs Wake After Sleep Onset
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 730 82.2 ± 65.7 63.5 3.0 442.0 5 735
White 301 74.0 ± 57.8 56.0 3.0 334.0 3 304
Black 407 89.2 ± 71.0 71.0 3.0 442.0 2 409
Other 22 66.2 ± 51.6 48.0 11.0 248.0 - 22