Name
rdinba
Label
Hypopnea Index (NREM, Supine) : (Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type I polysomnography
Description

Calculated - Summary metric of sleep disordered breathing events.

Units
events per hour
Type
numeric
Visit vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 4.7 ± 7.7 1.5 0.0 64.0 3 735
Participant's age (category) vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 4.8 ± 7.8 1.5 0.0 64.0 3 658
5-14 yrs old 64 0.5 ± 1.1 0.1 0.0 7.5 - 64
15-24 yrs old 112 1.7 ± 2.7 0.7 0.0 15.7 - 112
25-34 yrs old 62 4.3 ± 6.3 1.8 0.0 33.0 - 62
35-44 years 97 5.8 ± 8.8 2.4 0.0 49.0 1 98
45-54 years 146 5.9 ± 8.6 2.7 0.0 64.0 2 148
55-64 years 84 6.6 ± 8.7 3.4 0.0 43.5 - 84
65-74 years 57 8.5 ± 12.0 4.6 0.0 62.1 - 57
75-84 years 31 5.5 ± 4.8 4.4 0.0 17.0 - 31
85 years or older 2 1.0 ± 1.4 1.0 0.0 1.9 - 2
Participant's sex vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 4.7 ± 7.7 1.5 0.0 64.0 3 735
Female 403 3.6 ± 6.7 1.0 0.0 64.0 3 406
Male 329 6.1 ± 8.6 2.8 0.0 62.1 - 329
Participant's race vs Hypopnea Index (NREM, Supine) : (Hypopneas with > 30% flow reduction and with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 4.7 ± 7.7 1.5 0.0 64.0 3 735
White 302 5.0 ± 8.3 1.6 0.0 64.0 2 304
Black 408 4.6 ± 7.4 1.4 0.0 49.0 1 409
More than one race 22 3.0 ± 4.4 0.5 0.0 14.2 - 22