Name
ahi
Label
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Description
Calculated - Summary metric of sleep disordered breathing events
Units
events/hour
Type
numeric
Tags
Study visit number vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Visit 1 | 1,123 | 11.5 | ± 15.2 | 5.7 | 0.0 | 112.7 | - | 1,123 |
Visit 2 | 758 | 13.0 | ± 15.4 | 7.6 | 0.0 | 101.2 | - | 758 |
Visit 3 | 566 | 12.0 | ± 15.0 | 6.4 | 0.0 | 86.9 | - | 566 |
Visit 4 | 121 | 12.5 | ± 13.8 | 7.6 | 0.0 | 61.5 | - | 121 |
Visit 5 | 2 | 8.4 | ± 2.1 | 8.4 | 6.9 | 9.8 | - | 2 |
Incident Outcomes Tracking | - | - | - | - | - | - | - | - |
Sex of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 1,123 | 11.5 | ± 15.2 | 5.7 | 0.0 | 112.7 | - | 1,123 |
Male | 608 | 13.4 | ± 16.5 | 7.7 | 0.0 | 112.7 | - | 608 |
Female | 515 | 9.3 | ± 13.1 | 4.1 | 0.0 | 90.6 | - | 515 |
Sex of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 758 | 13.0 | ± 15.4 | 7.6 | 0.0 | 101.2 | - | 758 |
Male | 406 | 14.6 | ± 17.0 | 9.1 | 0.0 | 101.2 | - | 406 |
Female | 352 | 11.1 | ± 13.0 | 6.4 | 0.0 | 75.0 | - | 352 |
Sex of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 3
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 566 | 12.0 | ± 15.0 | 6.4 | 0.0 | 86.9 | - | 566 |
Male | 304 | 13.7 | ± 16.1 | 8.1 | 0.0 | 86.9 | - | 304 |
Female | 262 | 10.1 | ± 13.3 | 5.2 | 0.0 | 79.0 | - | 262 |
Sex of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 4
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 121 | 12.5 | ± 13.8 | 7.6 | 0.0 | 61.5 | - | 121 |
Male | 67 | 13.8 | ± 14.8 | 8.9 | 0.0 | 61.5 | - | 67 |
Female | 54 | 10.9 | ± 12.4 | 5.3 | 0.0 | 50.8 | - | 54 |
Sex of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 2 | 8.4 | ± 2.1 | 8.4 | 6.9 | 9.8 | - | 2 |
Male | - | - | - | - | - | - | - | - |
Female | 2 | 8.4 | ± 2.1 | 8.4 | 6.9 | 9.8 | - | 2 |
Race of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 1,123 | 11.5 | ± 15.2 | 5.7 | 0.0 | 112.7 | - | 1,123 |
Asian | 12 | 15.8 | ± 20.4 | 4.3 | 0.8 | 55.5 | - | 12 |
Black | 23 | 12.4 | ± 12.2 | 8.7 | 0.8 | 47.3 | - | 23 |
Hispanic | 13 | 17.6 | ± 25.8 | 9.8 | 0.4 | 89.6 | - | 13 |
Native American | 10 | 5.6 | ± 8.2 | 3.0 | 0.5 | 28.2 | - | 10 |
White | 1,065 | 11.5 | ± 15.0 | 5.6 | 0.0 | 112.7 | - | 1,065 |
Race of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 758 | 13.0 | ± 15.4 | 7.6 | 0.0 | 101.2 | - | 758 |
Asian | 4 | 3.1 | ± 1.6 | 3.3 | 1.1 | 4.7 | - | 4 |
Black | 8 | 17.2 | ± 17.6 | 16.3 | 0.9 | 53.9 | - | 8 |
Hispanic | 6 | 20.9 | ± 23.7 | 13.3 | 0.3 | 63.3 | - | 6 |
Native American | 6 | 10.1 | ± 12.9 | 4.8 | 3.5 | 36.2 | - | 6 |
White | 734 | 12.9 | ± 15.4 | 7.7 | 0.0 | 101.2 | - | 734 |
Race of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 3
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 566 | 12.0 | ± 15.0 | 6.4 | 0.0 | 86.9 | - | 566 |
Asian | 4 | 5.3 | ± 2.4 | 4.4 | 3.3 | 8.8 | - | 4 |
Black | 4 | 13.0 | ± 5.4 | 14.6 | 5.2 | 17.6 | - | 4 |
Hispanic | 5 | 19.7 | ± 24.2 | 8.1 | 4.6 | 62.1 | - | 5 |
Native American | 4 | 10.7 | ± 7.1 | 7.9 | 6.0 | 21.1 | - | 4 |
White | 549 | 12.0 | ± 15.0 | 6.3 | 0.0 | 86.9 | - | 549 |
Race of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 4
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 121 | 12.5 | ± 13.8 | 7.6 | 0.0 | 61.5 | - | 121 |
Asian | 3 | 11.1 | ± 11.4 | 5.6 | 3.6 | 24.2 | - | 3 |
Black | 1 | 14.8 | - | 14.8 | 14.8 | 14.8 | - | 1 |
Hispanic | 2 | 21.0 | ± 28.3 | 21.0 | 1.0 | 41.0 | - | 2 |
Native American | 2 | 11.6 | ± 8.2 | 11.6 | 5.8 | 17.4 | - | 2 |
White | 113 | 12.4 | ± 13.9 | 7.6 | 0.0 | 61.5 | - | 113 |
Race of the participant vs Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used and with or without arousal and hypopneas with discernible flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hours of sleep from type I polysomnography
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 2 | 8.4 | ± 2.1 | 8.4 | 6.9 | 9.8 | - | 2 |
Asian | - | - | - | - | - | - | - | - |
Black | - | - | - | - | - | - | - | - |
Hispanic | - | - | - | - | - | - | - | - |
Native American | - | - | - | - | - | - | - | - |
White | 2 | 8.4 | ± 2.1 | 8.4 | 6.9 | 9.8 | - | 2 |