Name

ahi_o0h3a

Label

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

Calculation
ahi_o0h3a = 60 * (hremba3 + hroa3 + hnrba3 + hnroa3 + urbpa3 + uropa3 + unrbpa3 + unropa3 + oarbp + oarop + oanbp + oanop ) / slpprdp
Units
events per hour
Type
numeric
MESA Exam Number vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >= 3% oxygen desaturation or arousal] per hour of sleep
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,057 23.7 ± 19.2 18.0 0.0 111.8 180 2,237
Participant Age at MESA Sleep Visit vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >= 3% oxygen desaturation or arousal] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 23.7 ± 19.2 18.0 0.0 111.8 180 2,237
54.0 to 62.0 years 520 21.0 ± 19.5 14.6 0.0 111.8 40 560
62.0 to 69.0 years 536 24.8 ± 20.8 18.4 0.1 104.3 23 559
69.0 to 77.0 years 511 24.1 ± 18.5 19.2 0.3 100.2 48 559
77.0 to 95.0 years 490 24.9 ± 17.4 20.7 0.0 91.7 69 559
Gender vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >= 3% oxygen desaturation or arousal] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 23.7 ± 19.2 18.0 0.0 111.8 180 2,237
Female 1,103 19.3 ± 16.9 14.6 0.0 110.6 95 1,198
Male 954 28.8 ± 20.4 23.7 0.9 111.8 85 1,039
Race/ethnicity vs Obstructive Apnea-Hypopnea Index (AHI) >= 3% - number of [obstructive apneas] and [hypopneas with >= 3% oxygen desaturation or arousal] per hour of sleep
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,057 23.7 ± 19.2 18.0 0.0 111.8 180 2,237
White, Caucasian 743 22.9 ± 18.8 17.1 0.0 104.3 87 830
Chinese American 250 24.0 ± 18.7 19.5 0.1 94.1 15 265
Black, African-American 573 22.6 ± 19.8 16.8 0.1 111.8 43 616
Hispanic 491 25.9 ± 19.1 20.9 0.0 93.4 35 526