Name
ttlprdsp
Label
Total Sleep Period: the interval between sleep onset time and lights on/out-bed time
Description

Total sleep period = total sleep duration + wake after sleep onset

Units
minutes
Type
integer
Labels
A4b. Visit of Sleep Study vs Total Sleep Period: the interval between sleep onset time and lights on/out-bed time
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 453.2 ± 101.8 463.5 100.0 720.0 - 3,012
Visit 3 2,332 435.1 ± 101.0 445.0 21.0 743.5 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total Sleep Period: the interval between sleep onset time and lights on/out-bed time
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 453.2 ± 101.8 463.5 100.0 720.0 - 3,012
Non-Hispanic White 1,842 455.1 ± 96.3 466.0 101.5 720.0 - 1,842
Non-Hispanic Black 359 435.3 ± 118.6 446.5 124.5 702.0 - 359
Hispanic 557 456.2 ± 106.8 462.5 121.5 713.0 - 557
Asian 112 470.2 ± 84.3 469.3 143.5 702.0 - 112
Other 142 449.0 ± 112.5 468.8 100.0 685.5 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total Sleep Period: the interval between sleep onset time and lights on/out-bed time
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 435.1 ± 101.0 445.0 21.0 743.5 - 2,332
Non-Hispanic White 1,494 436.5 ± 98.9 447.0 21.0 720.0 - 1,494
Non-Hispanic Black 247 425.8 ± 110.9 437.5 51.5 696.0 - 247
Hispanic 397 435.5 ± 103.2 440.0 112.5 743.5 - 397
Asian 84 428.2 ± 97.6 438.5 119.0 671.5 - 84
Other 110 440.4 ± 100.0 449.0 164.5 623.0 - 110