Name
cai0p5
Label
Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography
Description

Calculated - Summary metric of sleep disordered breathing events

Units
number of events per hour
Type
numeric
MESA exam number vs Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 0.5 ± 1.9 0.0 0.0 49.6 180 2,237
Participant Age at MESA Sleep Visit vs Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 0.5 ± 1.9 0.0 0.0 49.6 180 2,237
54.0 to 62.0 years 525 0.4 ± 2.4 0.0 0.0 49.6 35 560
62.0 to 69.0 years 532 0.4 ± 1.0 0.0 0.0 10.2 27 559
69.0 to 77.0 years 510 0.4 ± 1.5 0.0 0.0 18.2 49 559
77.0 to 95.0 years 490 0.7 ± 2.4 0.0 0.0 29.5 69 559
Gender of the participant vs Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 0.5 ± 1.9 0.0 0.0 49.6 180 2,237
Female 1,103 0.2 ± 0.7 0.0 0.0 12.7 95 1,198
Male 954 0.8 ± 2.7 0.0 0.0 49.6 85 1,039
Race/ethnicity of the participant vs Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 0.5 ± 1.9 0.0 0.0 49.6 180 2,237
White, Caucasian 743 0.5 ± 2.4 0.0 0.0 49.6 87 830
Chinese American 250 0.5 ± 1.7 0.0 0.0 19.2 15 265
Black, African-American 573 0.4 ± 1.3 0.0 0.0 12.3 43 616
Hispanic 491 0.4 ± 1.7 0.0 0.0 29.5 35 526