Name

dsnr4

Label

Number of desaturations per hour (NREM, >= 4%)

Description

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

Units
events per hour
Type
numeric
Visit vs Number of desaturations per hour (NREM, >= 4%)
N Mean StdDev Median Min Max Unknown Total
Visit 5 332 9.2 ± 19.9 1.0 0.0 105.0 403 735
Age at time of visit vs Number of desaturations per hour (NREM, >= 4%)
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 294 8.4 ± 18.6 1.0 0.0 105.0 364 658
5-14 yrs old 47 2.6 ± 13.2 0.0 0.0 89.0 17 64
15-24 yrs old 45 1.9 ± 7.2 0.0 0.0 47.0 67 112
25-34 yrs old 32 4.5 ± 18.6 0.0 0.0 105.0 30 62
35-44 years 47 10.2 ± 19.4 1.0 0.0 88.0 51 98
45-54 years 53 9.5 ± 17.0 3.0 0.0 90.0 95 148
55-64 years 35 8.6 ± 16.9 3.0 0.0 91.0 49 84
65-74 years 25 22.9 ± 25.2 17.0 0.0 87.0 32 57
75-84 years 9 30.9 ± 33.5 19.0 0.0 88.0 22 31
85 years or older 1 3.0 - 3.0 3.0 3.0 1 2
Sex vs Number of desaturations per hour (NREM, >= 4%)
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 332 9.2 ± 19.9 1.0 0.0 105.0 403 735
Female 202 7.1 ± 18.0 1.0 0.0 91.0 204 406
Male 130 12.5 ± 22.2 2.0 0.0 105.0 199 329
Race vs Number of desaturations per hour (NREM, >= 4%)
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 332 9.2 ± 19.9 1.0 0.0 105.0 403 735
White 87 8.3 ± 18.2 1.0 0.0 91.0 217 304
Black 229 10.2 ± 21.0 1.0 0.0 105.0 180 409
Other 16 0.4 ± 1.0 0.0 0.0 4.0 6 22