slplatp slptawp
Name
slpprdp
Label
Total sleep time
Description

Total time from lights out to lights on that is scored as sleep (rounded to nearest minute)

Units
minutes
Type
numeric
Visit Number vs Total sleep time
N Mean StdDev Median Min Max Unknown Total
Baseline 453 456.1 ± 53.3 464.0 242.0 561.0 - 453
Follow-up 407 460.8 ± 51.2 469.0 224.0 577.0 46 453
Age vs Total sleep time
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 456.1 ± 53.3 464.0 242.0 561.0 - 453
5-7 yrs old 329 456.9 ± 52.3 463.0 276.0 561.0 - 329
8-10 yrs old 124 454.0 ± 56.1 470.5 242.0 540.0 - 124
Age vs Total sleep time
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 461.1 ± 51.1 470.0 224.0 577.0 2 399
5-7 yrs old 260 462.6 ± 50.5 473.0 224.0 571.0 2 262
8-10 yrs old 137 458.2 ± 52.2 465.0 284.0 577.0 - 137
Gender vs Total sleep time
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 456.1 ± 53.3 464.0 242.0 561.0 - 453
Female 234 456.7 ± 50.9 466.0 277.0 550.0 - 234
Male 219 455.4 ± 55.9 463.0 242.0 561.0 - 219
Gender vs Total sleep time
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 460.8 ± 51.2 469.0 224.0 577.0 46 453
Female 209 462.8 ± 51.6 473.0 224.0 577.0 25 234
Male 198 458.6 ± 50.7 468.0 300.0 546.0 21 219
Race vs Total sleep time
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 456.1 ± 53.3 464.0 242.0 561.0 - 453
Black 249 465.5 ± 49.6 472.0 276.0 561.0 - 249
White 156 445.3 ± 54.3 457.0 277.0 552.0 - 156
Other 48 442.6 ± 60.0 451.5 242.0 554.0 - 48
Race vs Total sleep time
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 460.8 ± 51.2 469.0 224.0 577.0 46 453
Black 217 466.5 ± 51.9 478.0 284.0 571.0 32 249
White 147 456.0 ± 50.2 461.0 224.0 577.0 9 156
Other 43 448.6 ± 48.0 457.0 335.0 545.0 5 48