Name
ttldursp_po
Label
Total sleep duration (non-supine)
Description

Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep

Units
minutes
Type
integer
Labels
A4b. Visit of Sleep Study vs Total sleep duration (non-supine)
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 254.5 ± 118.8 252.0 0.0 666.0 - 3,012
Visit 3 2,332 288.4 ± 116.7 292.0 0.0 622.0 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total sleep duration (non-supine)
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 254.5 ± 118.8 252.0 0.0 666.0 - 3,012
Non-Hispanic White 1,842 252.4 ± 117.6 248.0 0.0 666.0 - 1,842
Non-Hispanic Black 359 268.3 ± 124.8 263.0 0.0 587.0 - 359
Hispanic 557 262.3 ± 117.5 258.0 0.0 640.0 - 557
Asian 112 214.3 ± 117.0 204.5 1.0 561.0 - 112
Other 142 247.7 ± 117.9 259.0 0.0 539.0 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Total sleep duration (non-supine)
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 288.4 ± 116.7 292.0 0.0 622.0 - 2,332
Non-Hispanic White 1,494 298.8 ± 114.6 302.5 0.0 622.0 - 1,494
Non-Hispanic Black 247 267.2 ± 124.8 267.0 0.0 589.0 - 247
Hispanic 397 275.9 ± 115.1 277.0 0.0 616.0 - 397
Asian 84 242.5 ± 112.5 240.5 0.0 533.0 - 84
Other 110 274.0 ± 117.4 288.5 0.0 512.0 - 110