Related Variables

hnrba3 Total number of hypopnea in NREM sleep in supine position : hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography Sleep Monitoring/Polysomnography/Respiratory Event Counts
hnroa3 Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography Sleep Monitoring/Polysomnography/Respiratory Event Counts
hremba3 Total number of hypopnea in REM sleep in supine position : hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography Sleep Monitoring/Polysomnography/Respiratory Event Counts
hroa3 Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 50% flow reduction and with >= 3% oxygen desaturation or with arousal from type I polysomnography Sleep Monitoring/Polysomnography/Respiratory Event Counts
slpprdp Total Sleep Duration: the interval between sleep onset time and lights on/out-bed time while the participant is asleep from type I polysomnography

Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater).

Sleep Monitoring/Polysomnography/Sleep Architecture