ahi_c0h4a ahi_o0h3a
Name
ahi_o0h3
Label
Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
Description

Calculated - Summary metric of sleep disordered breathing events.

Calculation
ahi_o0h3 = 60 * (hrembp3 + hrop3 + hnrbp3 + hnrop3 + oarbp + oarop + oanbp + oanop ) / slpprdp
Units
events per hour
Type
numeric
Tags
oahi_oa0uhp3x3u_f1t2
Visit number vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 8 461 15.8 ± 14.9 11.7 0.0 89.9 - 461
Age (categorical) vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 455 15.7 ± 14.6 11.7 0.0 89.9 - 455
75-84 years 325 14.7 ± 13.5 11.0 0.0 89.9 - 325
85 years or older 130 18.1 ± 16.7 13.8 0.0 80.5 - 130
Gender vs Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 30% flow reduction and >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type II polysomnography
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 461 15.8 ± 14.9 11.7 0.0 89.9 - 461
Female 461 15.8 ± 14.9 11.7 0.0 89.9 - 461