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Percentage duration of sleep with oxygen saturation < 80% from type I polysomnography
pctsa80h
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is < 80%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 85% from type I polysomnography
pctsa85
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 85%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation < 85% from type I polysomnography
pctsa85h
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is < 85%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 90% from type I polysomnography
pctsa90
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 90%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 92% from type I polysomnography
pctsa92
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 92%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 95% from type I polysomnography
pctsa95
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 95%) / (Total Sleep Time (TST))] * 100
Minimum level of oxygen saturation (nadir) in total estimated sleep duration from type III home sleep apnea test
minlvlnd_f1t3
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
NUMOM2B variables
"Nadir" refers to the lowest oxygen saturation reading
Average oxygen saturation while awake from type I polysomnography
avgspo2wake
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
APPLES variables
Minimum level of oxygen saturation (nadir) associated with central apneas in total estimated sleep duration from type III home sleep apnea test
minlvlnd_ca0n_f1t3
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
NUMOM2B variables
"Nadir" refers to the lowest oxygen saturation reading
Minimum level of oxygen saturation (nadir) associated with obstructive apneas in total estimated sleep duration from type III home sleep apnea test
minlvlnd_oa0n_f1t3
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
NUMOM2B variables
"Nadir" refers to the lowest oxygen saturation reading
Average oxygen saturation during REM sleep from type II polysomnography
avsao2rh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
SHHS variables
The mean of all oxygen saturation (SaO2) values in epochs scored as stage REM (Rapid eye movement sleep).
Average oxygen saturation during NREM sleep from type II polysomnography
avsao2nh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
SHHS variables
The mean of all oxygen saturation (SaO2) values in epochs scored as stages other than rapid eye movement sleep (REM) (i.e., 1,2,3/4).
Average oxygen saturation level during sleep from type I polysomnography
sao2_mean
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
APOE variables
Minimum oxygen saturation level during sleep from type I polysomnography
sao2_min
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
APOE variables
Baseline oxygen saturation from type IV home sleep apnea test
slpa90
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
HCHS variables
Minimum oxygen saturation from type IV home sleep apnea test
slpa91
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
HCHS variables
Maximum oxygen saturation in REM sleep from type I polysomnography
mxsao2rh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
Minimum oxygen saturation in REM sleep from type II polysomnography
polsao2r
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MROS variables
Maximum oxygen saturation in REM sleep from type II polysomnography
poxsao2r
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MROS variables
Average oxygen saturation in REM sleep from type I polysomnography
avgspo2rem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
APPLES variables
Minimum oxygen saturation in REM sleep from type I polysomnography
lowsaor
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
Maximum oxygen saturation in REM sleep from type I polysomnography
mxsao2rh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
Minimum oxygen saturation in NREM sleep in supine position with oxygen desaturation > 0% from type III polysomnography
mndnbp
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
Minimum oxygen saturation in NREM sleep in supine position with oxygen desaturation >= 2% from type III polysomnography
mndnbp2
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
Minimum oxygen saturation in NREM sleep in supine position with oxygen desaturation >= 3% from type III polysomnography
mndnbp3
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
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