Name
ahi_ap3uhp3x3u_f1t3
Label
Apnea-Hypopnea Index: (All apneas with >= 3% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type III home sleep apnea test
Description

Calculated - Summary metric of sleep disordered breathing events

Units
events per hour
Type
numeric
A4b. Visit of Sleep Study vs Apnea-Hypopnea Index: (All apneas with >= 3% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type III home sleep apnea test
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 0.9 ± 2.2 0.3 0.0 43.7 - 3,012
Visit 3 2,332 1.8 ± 4.3 0.6 0.0 123.4 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Apnea-Hypopnea Index: (All apneas with >= 3% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type III home sleep apnea test
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 0.9 ± 2.2 0.3 0.0 43.7 - 3,012
Non-Hispanic White 1,842 0.9 ± 1.9 0.3 0.0 34.8 - 1,842
Non-Hispanic Black 359 1.2 ± 3.7 0.3 0.0 43.7 - 359
Hispanic 557 0.7 ± 1.5 0.2 0.0 18.1 - 557
Asian 112 0.9 ± 2.0 0.2 0.0 12.6 - 112
Other 142 0.9 ± 2.1 0.2 0.0 19.2 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Apnea-Hypopnea Index: (All apneas with >= 3% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of sleep from type III home sleep apnea test
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 1.8 ± 4.3 0.6 0.0 123.4 - 2,332
Non-Hispanic White 1,494 1.8 ± 4.8 0.6 0.0 123.4 - 1,494
Non-Hispanic Black 247 2.3 ± 3.9 0.8 0.0 24.2 - 247
Hispanic 397 1.5 ± 2.7 0.5 0.0 22.5 - 397
Asian 84 2.0 ± 2.9 0.7 0.0 15.9 - 84
Other 110 2.0 ± 3.0 1.0 0.0 15.5 - 110