Histogram

MESA exam number vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 20.1 ± 15.8 15.6 0.0 108.1 180 2,237
Participant Age at MESA Sleep Visit vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.1 ± 15.8 15.6 0.0 108.1 180 2,237
54.0 to 62.0 years 525 18.5 ± 16.5 13.9 0.0 108.1 35 560
62.0 to 69.0 years 532 20.6 ± 16.4 16.1 0.1 102.6 27 559
69.0 to 77.0 years 510 20.7 ± 15.7 16.3 0.0 100.0 49 559
77.0 to 95.0 years 490 21.0 ± 14.4 17.8 0.4 92.9 69 559
Gender of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.1 ± 15.8 15.6 0.0 108.1 180 2,237
Female 1,103 17.0 ± 14.7 13.1 0.0 108.1 95 1,198
Male 954 23.7 ± 16.3 20.4 0.8 100.0 85 1,039
Race/ethnicity of the participant vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation or with arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.1 ± 15.8 15.6 0.0 108.1 180 2,237
White, Caucasian 743 20.2 ± 16.1 15.2 0.0 102.6 87 830
Chinese American 250 19.5 ± 15.2 15.7 0.0 75.5 15 265
Black, African-American 573 18.8 ± 16.0 14.3 0.1 108.1 43 616
Hispanic 491 22.1 ± 15.5 18.4 0.0 92.9 35 526