nrem - Search - Sleep Data - National Sleep Research Resource

Apnea-Hypopnea Index (NREM): (All apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep from type II polysomnography

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Apnea-Hypopnea Index (NREM): (All apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography

poahi4n under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Central Apnea-Hypopnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation or with arousal) / hour of NREM sleep from type II polysomnography

pocah3an under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Central Apnea-Hypopnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation or with arousal) / hour of NREM sleep from type II polysomnography

pocah4an under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Central Apnea-Hypopnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography

pocahi3n under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Central Apnea-Hypopnea Index (NREM): (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 4% desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography

pocahi4n under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Obstructive Apnea-Hypopnea Index (NREM): (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation or with arousal) / hour of NREM sleep from type II polysomnography

pooah3an under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Obstructive Apnea-Hypopnea Index (NREM): (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep from type II polysomnography

pooah4an under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Obstructive Apnea-Hypopnea Index (NREM): (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 3% oxygen desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography

pooahi3n under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Obstructive Apnea-Hypopnea Index (NREM): (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep from type II polysomnography

pooahi4n under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Arousal Index (NREM): number of arousals per hour of NREM sleep from type II polysomnography

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Non-REM Arousal Index - total arousals in non-REM sleep per hours of non-REM sleep [(Total number of arousals in non-REM sleep) / (hours of non-REM sleep)]

Central Apnea Index (NREM, Supine): (Central apneas with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnba under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnba2 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=3% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnba3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=4% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnba4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=5% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnba5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnbp under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=2% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnbp2 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=3% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnbp3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=4% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnbp4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Supine): (Central apneas with >=5% oxygen desaturation and with or without arousal) / hour of NREM sleep in supine position from type II polysomnography

cardnbp5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Non-Supine): (Central apneas with no oxygen desaturation threshold used only with arousal) / hour of NREM sleep in non-supine position from type II polysomnography

cardnoa under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Non-Supine): (Central apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type II polysomnography

cardnoa2 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Non-Supine): (Central apneas with >= 3% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type II polysomnography

cardnoa3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Central Apnea Index (NREM, Non-Supine): (Central apneas with >= 4% oxygen desaturation or with arousal) / hour of NREM sleep in non-supine position from type II polysomnography

cardnoa4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables