Name
cardnbp4
Label
Central Apnea Index (NREM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without 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 Central Apnea Index (NREM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 0.3 ± 2.2 0.0 0.0 48.1 3 735
Participant's age (category) vs Central Apnea Index (NREM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 0.3 ± 2.3 0.0 0.0 48.1 3 658
5-14 yrs old 64 0.03 ± 0.1 0.0 0.0 0.8 - 64
15-24 yrs old 112 0.07 ± 0.3 0.0 0.0 2.6 - 112
25-34 yrs old 62 0.4 ± 1.8 0.0 0.0 13.5 - 62
35-44 years 97 0.3 ± 1.9 0.0 0.0 17.1 1 98
45-54 years 146 0.2 ± 1.1 0.0 0.0 11.8 2 148
55-64 years 84 0.4 ± 1.3 0.0 0.0 9.0 - 84
65-74 years 57 0.3 ± 1.0 0.0 0.0 6.4 - 57
75-84 years 31 1.0 ± 2.9 0.0 0.0 14.0 - 31
85 years or older 2 24.1 ± 34.0 24.1 0.0 48.1 - 2
Participant's sex vs Central Apnea Index (NREM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 0.3 ± 2.2 0.0 0.0 48.1 3 735
Female 403 0.08 ± 0.6 0.0 0.0 7.7 3 406
Male 329 0.6 ± 3.2 0.0 0.0 48.1 - 329
Participant's race vs Central Apnea Index (NREM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type I polysomnography
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 0.3 ± 2.2 0.0 0.0 48.1 3 735
White 302 0.5 ± 3.2 0.0 0.0 48.1 2 304
Black 408 0.2 ± 1.0 0.0 0.0 13.5 1 409
More than one race 22 0.04 ± 0.1 0.0 0.0 0.5 - 22