Name
timerem
Label
Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Description

Total time spent in REM sleep

Calculation
timerem = minremp
Units
minutes
Type
numeric
Visit vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 5 718 69.7 ± 32.5 69.0 0.0 208.0 17 735
Participant's age (category) vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 643 68.7 ± 32.5 68.0 0.0 208.0 15 658
5-14 yrs old 63 60.5 ± 22.4 61.0 0.0 119.0 1 64
15-24 yrs old 111 69.5 ± 30.9 73.0 0.0 145.0 1 112
25-34 yrs old 62 79.2 ± 32.2 74.5 7.0 160.0 - 62
35-44 years 94 80.5 ± 34.4 79.0 6.0 208.0 4 98
45-54 years 142 71.1 ± 30.8 70.0 0.0 151.0 6 148
55-64 years 82 68.8 ± 34.7 67.0 0.0 145.0 2 84
65-74 years 57 55.7 ± 28.9 59.0 0.0 130.0 - 57
75-84 years 30 41.7 ± 30.6 43.5 0.0 105.0 1 31
85 years or older 2 14.0 ± 4.2 14.0 11.0 17.0 - 2
Participant's sex vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 718 69.7 ± 32.5 69.0 0.0 208.0 17 735
Female 396 71.3 ± 33.3 70.0 0.0 199.0 10 406
Male 322 67.7 ± 31.5 67.0 0.0 208.0 7 329
Participant's race vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 718 69.7 ± 32.5 69.0 0.0 208.0 17 735
White 297 66.1 ± 30.6 67.0 0.0 140.0 7 304
Black 399 72.0 ± 33.8 71.0 0.0 208.0 10 409
More than one race 22 75.6 ± 31.2 69.0 36.0 156.0 - 22