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Average oxygen saturation in REM sleep from type I polysomnography
avsao2rh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
The mean of all oxygen saturation values in epochs scored as stage REM.
Minimum oxygen saturation in REM sleep from type I polysomnography
mnsao2rh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
The minimum of all oxygen saturation values in epochs scored as stage REM.
Average oxygen saturation in NREM sleep from type I polysomnography
avsao2nh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
The mean of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4).
Minimum oxygen saturation in NREM sleep from type I polysomnography
losao2nr
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
The minimum of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4).
Minimum oxygen saturation in NREM sleep from type I polysomnography
mnsao2nh
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
The minimum of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4).
Average oxygen saturation in NREM sleep from type I polysomnography
saonrem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
Mean oxygen saturation (SaO2) during non-rapid eye movement sleep (NREM)
Average oxygen saturation in REM sleep from type I polysomnography
sao2rem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
The mean of all oxygen saturation values in epochs scored as stage REM.
Average oxygen saturation in NREM sleep from type I polysomnography
sao2nrem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
The mean of all oxygen saturation values in epochs scored as stages other than REM (i.e., 1,2,3/4).
Average oxygen saturation in NREM sleep from type I polysomnography
sao2nrem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[mean(all oxygen saturation (SaO2) values in non-rapid eye movement sleep (NREM))]. will be missing if study scored as sleep/wake only.
Baseline level of oxygen saturation from type I polysomnography
sao2_baseline
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
APOE variables
Total duration of wake time during sleep period with oxygen saturation < 90% from type I polysomnography
sao90awk
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CFS variables
Average oxygen saturation in REM sleep from type I polysomnography
saorem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
Mean oxygen saturation (SaO2) during rapid eye movement sleep (REM)
Percentage duration of sleep with oxygen saturation < 70% from type I polysomnography
pctsa70h
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is < 70%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation < 95% from type I polysomnography
pctsa95h
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is < 95%) / (Total Sleep Time (TST))] * 100
Standard deviation of oxygen saturation (SpO2) during total sleep duration from type I polysomnography
std_spo
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MSP variables
Percent total sleep duration with below 80% oxygen saturation from type II polysomnography
pctsa80h5
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MESA variables
Percent total sleep duration with below 85% oxygen saturation from type II polysomnography
pctsa85h5
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MESA variables
Percent total sleep duration with below 90% oxygen saturation from type II polysomnography
pctsa90h5
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MESA variables
Percent total sleep duration with below 95% oxygen saturation from type II polysomnography
pctsa95h5
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
MESA variables
Standard deviation of oxygen saturation from type IV home sleep apnea test
slpa93
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
HCHS variables
Average oxygen saturation in REM sleep from type I polysomnography
sao2rem
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[mean(all oxygen saturation (SaO2) values in rapid eye movement sleep (REM))]. will be missing if study scored as sleep/wake only.
Percentage duration of sleep with oxygen saturation <= 70% from type I polysomnography
pctsa70
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 70%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 75% from type I polysomnography
pctsa75
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 75%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation < 75% from type I polysomnography
pctsa75h
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is < 75%) / (Total Sleep Time (TST))] * 100
Percentage duration of sleep with oxygen saturation <= 80% from type I polysomnography
pctsa80
under Sleep Monitoring/Polysomnography/Oxygen Saturation in
CHAT variables
[(total time oxygen saturation (SaO2) is <= 80%) / (Total Sleep Time (TST))] * 100
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