Name
ahi_ap5uhp3x5u
Label
Apnea-Hypopnea Index: (All apneas with >= 5% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 5% oxygen desaturation and with or without arousal) / hour of sleep
Description

Calculated - Summary metric of sleep disordered breathing events

Units
events per hour
Type
numeric
Labels
A4b. Visit of Sleep Study vs Apnea-Hypopnea Index: (All apneas with >= 5% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 5% oxygen desaturation and with or without arousal) / hour of sleep
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 0.1 ± 0.8 0.0 0.0 19.7 - 3,012
Visit 3 2,332 0.4 ± 2.8 0.0 0.0 120.3 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Apnea-Hypopnea Index: (All apneas with >= 5% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 5% oxygen desaturation and with or without arousal) / hour of sleep
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 0.1 ± 0.8 0.0 0.0 19.7 - 3,012
Non-Hispanic White 1,842 0.1 ± 0.7 0.0 0.0 19.0 - 1,842
Non-Hispanic Black 359 0.3 ± 1.6 0.0 0.0 19.7 - 359
Hispanic 557 0.09 ± 0.3 0.0 0.0 3.6 - 557
Asian 112 0.1 ± 0.5 0.0 0.0 4.1 - 112
Other 142 0.1 ± 0.4 0.0 0.0 2.1 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Apnea-Hypopnea Index: (All apneas with >= 5% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 5% oxygen desaturation and with or without arousal) / hour of sleep
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 0.4 ± 2.8 0.0 0.0 120.3 - 2,332
Non-Hispanic White 1,494 0.4 ± 3.4 0.0 0.0 120.3 - 1,494
Non-Hispanic Black 247 0.7 ± 1.8 0.0 0.0 13.2 - 247
Hispanic 397 0.3 ± 1.0 0.0 0.0 10.5 - 397
Asian 84 0.5 ± 1.1 0.0 0.0 6.7 - 84
Other 110 0.5 ± 1.2 0.0 0.0 7.9 - 110