Name
rdi4ps
Label
Apnea-Hypopnea Index (Supine): (Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal) / hour of sleep in supine position from type I polysomnography
Description
Calculated - Summary metric of sleep disordered breathing events.
Calculation
Units
events per hour
Type
numeric