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Apnea-Hypopnea Index: Apneas with >=4% oxygen desaturation or with arousal+ hypopneas with > 30% flow reduction and >=4% oxygen desaturation or with arousal / hour of sleep from type II polysomnography
pordi4pa under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables
Overall RDI at 4% desaturation or arousal
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdnba4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdnbp4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdnoa4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdnop4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in REM sleep in supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdrba4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in REM sleep in supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdrbp4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in REM sleep in non-supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdroa4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in REM sleep in non-supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdrop4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SOF variables
ST and T-wave 4-1 to 4-3
st4_1_3 under Clinical Data/Diagnostic Studies/Electrocardiogram in SHHS variables
Minnesota (MN) code 4-1 to 4-3. Data derived from standard resting 12-lead electrocardiogram (ECG) with the participant supine. Records were interpreted and Minnesota (MN) codes were provided by clinical cardiologists.
Apnea-Hypopnea Index: Apneas with >=4% oxygen desaturation and with or without arousal+ hypopneas with > 30% flow reduction and >=4% oxygen desaturation and with or without arousal / hour of sleep from type II polysomnography
rdi4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SHHS variables
Ratio of the count of all apneas (central and obstructive) and hypopneas associated with at least a >=4% oxygen desaturation to the total sleep time
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdnba4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdnbp4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdnoa4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdnop4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in REM sleep in supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdrba4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in REM sleep in supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdrbp4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in REM sleep in non-supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation or arousal from type II polysomnography
avdroa4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in REM sleep in non-supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 30% flow reduction and >= 4% oxygen desaturation and with or without arousal from type II polysomnography
avdrop4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in SHHS variables
Apnea-Hypopnea Index (NREM): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hours of NREM sleep from type I polysomnography
rdimnr4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
[(total number of apneas and hypopneas in non-rapid eye movement sleep associated with >= 4% desaturation) / (hours of non-rapid eye movement sleep (NREM))]
Apnea-Hypopnea Index (REM): (Apneas with >= 4% oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and with >= 4% oxygen desaturation used and with or without arousal) / hours of REM sleep from type I polysomnography
rdimrem4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
[(total number of apneas and hypopneas in rapid eye movement sleep (REM) associated with >= 4% desaturation) / (hours of rapid eye movement sleep (REM))]
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation or arousal from type I polysomnography
avdnba4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in CHAT variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation and with or without arousal from type I polysomnography
avdnbp4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in CHAT variables
Average oxygen desaturation for all respiratory events with >= 4% desat or arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation or with arousal + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation or arousal from type I polysomnography
avdnoa4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in CHAT variables
Average oxygen desaturation for all respiratory events with >= 4% desat and with or without arousal in NREM sleep in non-supine position: Apneas with >= 4% oxygen desaturation and with or without arousal + hypopneas with > 50% flow reduction and >= 4% oxygen desaturation and with or without arousal from type I polysomnography
avdnop4 under Sleep Monitoring/Polysomnography/Oxygen Saturation in CHAT variables
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