Age

MESA exam number vs Central Apnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of NREM sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,035 0.5 ± 2.3 0.0 0.0 66.7 202 2,237
Participant Age at MESA Sleep Visit vs Central Apnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,035 0.5 ± 2.3 0.0 0.0 66.7 202 2,237
54.0 to 62.0 years 518 0.4 ± 3.1 0.0 0.0 66.7 42 560
62.0 to 69.0 years 526 0.4 ± 1.1 0.0 0.0 11.7 33 559
69.0 to 77.0 years 507 0.4 ± 1.8 0.0 0.0 19.5 52 559
77.0 to 95.0 years 484 0.8 ± 2.7 0.0 0.0 35.0 75 559
Gender of the participant vs Central Apnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,035 0.5 ± 2.3 0.0 0.0 66.7 202 2,237
Female 1,094 0.2 ± 0.8 0.0 0.0 15.8 104 1,198
Male 941 0.9 ± 3.3 0.0 0.0 66.7 98 1,039
Race/ethnicity of the participant vs Central Apnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of NREM sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,035 0.5 ± 2.3 0.0 0.0 66.7 202 2,237
White, Caucasian 741 0.6 ± 3.0 0.0 0.0 66.7 89 830
Chinese American 247 0.5 ± 2.0 0.0 0.0 21.7 18 265
Black, African-American 564 0.4 ± 1.5 0.0 0.0 15.0 52 616
Hispanic 483 0.5 ± 2.1 0.0 0.0 35.0 43 526