Name
dsnr55
Label
Number of oxygen desaturations with >= 5% desat per hour of NREM sleep from type II polysomnography
Units
events per hour
Type
numeric
MESA exam number vs Number of oxygen desaturations with >= 5% desat per hour of NREM sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 8.3 ± 13.8 2.6 0.0 99.1 180 2,237
Participant Age at MESA Sleep Visit vs Number of oxygen desaturations with >= 5% desat per hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.3 ± 13.8 2.6 0.0 99.1 180 2,237
54.0 to 62.0 years 525 7.5 ± 13.6 1.8 0.0 89.1 35 560
62.0 to 69.0 years 532 8.7 ± 14.1 2.8 0.0 90.9 27 559
69.0 to 77.0 years 510 8.1 ± 12.6 2.8 0.0 70.9 49 559
77.0 to 95.0 years 490 9.1 ± 14.6 3.2 0.0 99.1 69 559
Gender of the participant vs Number of oxygen desaturations with >= 5% desat per hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.3 ± 13.8 2.6 0.0 99.1 180 2,237
Female 1,103 5.4 ± 10.4 1.6 0.0 90.9 95 1,198
Male 954 11.7 ± 16.2 5.1 0.0 99.1 85 1,039
Race/ethnicity of the participant vs Number of oxygen desaturations with >= 5% desat per hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.3 ± 13.8 2.6 0.0 99.1 180 2,237
White, Caucasian 743 7.3 ± 12.3 2.2 0.0 90.9 87 830
Chinese American 250 9.2 ± 13.0 3.3 0.0 66.3 15 265
Black, African-American 573 8.4 ± 14.9 2.0 0.0 89.1 43 616
Hispanic 491 9.5 ± 14.8 3.4 0.0 99.1 35 526