Name
dsrem4
Label
Number of oxygen desaturation per hour in REM sleep with oxygen desaturation >= 4% from type I polysomnography
Description

Number of desaturations >= 4% per hour in REM sleep

Units
events per hour
Type
numeric
Visit vs Number of oxygen desaturation per hour in REM sleep with oxygen desaturation >= 4% from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 5 332 13.3 ± 21.0 3.0 0.0 104.0 403 735
Participant's age (category) vs Number of oxygen desaturation per hour in REM sleep with oxygen desaturation >= 4% from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 294 12.7 ± 20.7 2.0 0.0 104.0 364 658
5-14 yrs old 47 2.2 ± 7.9 0.0 0.0 54.0 17 64
15-24 yrs old 45 2.4 ± 4.4 1.0 0.0 20.0 67 112
25-34 yrs old 32 8.2 ± 19.8 1.0 0.0 84.0 30 62
35-44 years 47 18.4 ± 25.3 6.0 0.0 94.0 51 98
45-54 years 53 20.0 ± 23.3 10.0 0.0 104.0 95 148
55-64 years 35 14.6 ± 17.2 9.0 0.0 62.0 49 84
65-74 years 25 22.8 ± 21.8 12.0 0.0 63.0 32 57
75-84 years 9 28.8 ± 35.6 5.0 0.0 98.0 22 31
85 years or older 1 0.0 - 0.0 0.0 0.0 1 2
Participant's sex vs Number of oxygen desaturation per hour in REM sleep with oxygen desaturation >= 4% from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 332 13.3 ± 21.0 3.0 0.0 104.0 403 735
Female 202 11.5 ± 18.3 3.0 0.0 104.0 204 406
Male 130 16.1 ± 24.4 3.0 0.0 98.0 199 329
Participant's race vs Number of oxygen desaturation per hour in REM sleep with oxygen desaturation >= 4% from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 332 13.3 ± 21.0 3.0 0.0 104.0 403 735
White 87 11.9 ± 20.4 2.0 0.0 94.0 217 304
Black 229 14.6 ± 21.6 4.0 0.0 104.0 180 409
More than one race 16 1.1 ± 1.5 1.0 0.0 6.0 6 22