Related Variables

slplatp Sleep latency Sleep Monitoring/Polysomnography/Sleep Architecture
slpprdp Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from type II polysomnography

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

Sleep Monitoring/Polysomnography/Sleep Architecture
timebedp Time in bed

Time from lights out to lights on, rounded to nearest minute

Sleep Monitoring/Polysomnography/Sleep Architecture