Gender

MESA exam number vs Hypopnea Index (NREM, Supine): (Hypopneas with > 50% flow reduction and no oxygen desaturation threshold used or with arousal) / hour of NREM sleep in supine position from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 8.4 ± 14.2 2.7 0.0 120.0 180 2,237
Participant Age at MESA Sleep Visit vs Hypopnea Index (NREM, Supine): (Hypopneas with > 50% flow reduction and no oxygen desaturation threshold used or with arousal) / hour of NREM sleep in supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.4 ± 14.2 2.7 0.0 120.0 180 2,237
54.0 to 62.0 years 525 7.1 ± 12.3 2.0 0.0 100.0 35 560
62.0 to 69.0 years 532 8.5 ± 13.5 2.9 0.0 100.0 27 559
69.0 to 77.0 years 510 10.0 ± 17.7 3.3 0.0 120.0 49 559
77.0 to 95.0 years 490 7.9 ± 12.4 3.3 0.0 90.0 69 559
Gender of the participant vs Hypopnea Index (NREM, Supine): (Hypopneas with > 50% flow reduction and no oxygen desaturation threshold used or with arousal) / hour of NREM sleep in supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.4 ± 14.2 2.7 0.0 120.0 180 2,237
Female 1,103 5.1 ± 10.4 1.3 0.0 100.0 95 1,198
Male 954 12.1 ± 16.8 6.5 0.0 120.0 85 1,039
Race/ethnicity of the participant vs Hypopnea Index (NREM, Supine): (Hypopneas with > 50% flow reduction and no oxygen desaturation threshold used or with arousal) / hour of NREM sleep in supine position from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 8.4 ± 14.2 2.7 0.0 120.0 180 2,237
White, Caucasian 743 9.0 ± 15.1 3.3 0.0 120.0 87 830
Chinese American 250 9.0 ± 12.4 4.2 0.0 88.0 15 265
Black, African-American 573 6.1 ± 11.8 1.8 0.0 100.0 43 616
Hispanic 491 9.7 ± 15.8 3.2 0.0 120.0 35 526