Name
slpa38
Label
Apnea-Hypopnea Index (Supine): (Apneas with no oxygen desaturation threshold used+ hypopneas with > 50% flow reduction and no oxygen desaturation threshold used) / hours of sleep in supine position from type IV home sleep apnea test
Description
Calculated - Summary metric of sleep disordered breathing events. The curent AASM guidelines refer to this as the Respiratory Event Index (REI) since sleep is not directly recorded.
Units
events per hour
Type
numeric