Name

ahi_c0h3

Label

Central Apnea-Hypopnea Index (AHI) >= 3% - number of [central apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep

Calculation
ahi_c0h3 = 60 * (hrembp3 + hrop3 + hnrbp3 + hnrop3 + urbp3 + urop3 + unrbp3 + unrop3 + carbp + carop + canbp + canop) / slpprdp
Units
events per hour
Type
numeric
MESA Exam Number vs Central Apnea-Hypopnea Index (AHI) >= 3% - number of [central apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 16.4 ± 15.2 12.0 0.0 107.1 180 2,237
Participant Age at MESA Sleep Visit vs Central Apnea-Hypopnea Index (AHI) >= 3% - number of [central apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 16.4 ± 15.2 12.0 0.0 107.1 180 2,237
54.0 to 62.0 years 520 15.2 ± 15.9 10.0 0.0 107.1 40 560
62.0 to 69.0 years 536 17.0 ± 15.8 12.7 0.0 100.4 23 559
69.0 to 77.0 years 511 16.9 ± 15.3 12.6 0.0 95.6 48 559
77.0 to 95.0 years 490 16.4 ± 13.7 12.7 0.0 92.7 69 559
Gender vs Central Apnea-Hypopnea Index (AHI) >= 3% - number of [central apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 16.4 ± 15.2 12.0 0.0 107.1 180 2,237
Female 1,103 13.7 ± 14.1 9.3 0.0 107.1 95 1,198
Male 954 19.5 ± 15.9 15.8 0.0 95.6 85 1,039
Race/ethnicity vs Central Apnea-Hypopnea Index (AHI) >= 3% - number of [central apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 16.4 ± 15.2 12.0 0.0 107.1 180 2,237
White, Caucasian 743 16.0 ± 15.3 11.2 0.0 100.4 87 830
Chinese American 250 15.7 ± 14.6 12.3 0.0 75.5 15 265
Black, African-American 573 15.7 ± 15.6 10.8 0.0 107.1 43 616
Hispanic 491 18.2 ± 15.1 14.4 0.0 92.7 35 526