Related Variables
nsrr_ahi_hp3u |
Apnea-Hypopnea Index : (All apneas + hypopneas with >= 3% oxygen desaturation) / hour of sleep
Harmonized by the NSRR team. Refer to the source for detailed definition for respiratory events: :ahi_a0h3: at Visit 5 |
Harmonized/Polysomnography/Apnea-Hypopnea Indices | |
canbp | Total number of central apnea in NREM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
canop | Total number of central apnea in NREM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
carbp | Total number of central apnea in REM sleep in supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
carop | Total number of central apnea in REM sleep in non-supine position: Central apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrbp3 | Total number of hypopnea in NREM sleep in supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hnrop3 | Total number of hypopnea in NREM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrembp3 | Total number of hypopnea in REM sleep in supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
hrop3 | Total number of hypopnea in REM sleep in non-supine position : hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oanbp | Total number of obstructive apnea in NREM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oanop | Total number of obstructive apnea in NREM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oarbp | Total number of obstructive apnea in REM sleep in supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without arousal from type I polysomnography | Sleep Monitoring/Polysomnography/Respiratory Event Counts | |
oarop | Total number of obstructive apnea in REM sleep in non-supine position: Obstructive apneas with no oxygen desaturation threshold used and with or without 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 |