Name

ahi_a0h3

Label

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

Calculation
ahi_a0h3 = 60 * (hrembp3 + hrop3 + hnrbp3 + hnrop3 + urbp3 + urop3 + unrbp3 + unrop3 + carbp + carop + canbp + canop + oarbp + oarop + oanbp + oanop ) / slpprdp
Units
events per hour
Type
numeric
MESA Exam Number vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 20.4 ± 19.0 14.3 0.0 111.3 180 2,237
Participant Age at MESA Sleep Visit vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.4 ± 19.0 14.3 0.0 111.3 180 2,237
54.0 to 62.0 years 520 18.1 ± 19.2 11.4 0.0 111.3 40 560
62.0 to 69.0 years 536 21.3 ± 20.4 15.3 0.0 102.0 23 559
69.0 to 77.0 years 511 20.7 ± 18.3 15.5 0.0 95.8 48 559
77.0 to 95.0 years 490 21.4 ± 17.9 16.1 0.0 103.5 69 559
Gender vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.4 ± 19.0 14.3 0.0 111.3 180 2,237
Female 1,103 16.1 ± 16.4 10.9 0.0 110.3 95 1,198
Male 954 25.3 ± 20.6 19.9 0.0 111.3 85 1,039
Race/ethnicity vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 20.4 ± 19.0 14.3 0.0 111.3 180 2,237
White, Caucasian 743 19.2 ± 18.4 12.8 0.0 102.0 87 830
Chinese American 250 20.8 ± 18.6 15.1 0.0 85.9 15 265
Black, African-American 573 20.0 ± 19.9 13.6 0.0 111.3 43 616
Hispanic 491 22.4 ± 19.0 17.4 0.0 103.5 35 526