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Central Apnea Index : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
cai4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
cai4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
[(Total number of central apneas associated with >= 4% desaturations) / (hours of sleep)]
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 I polysomnography
cardnbp4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (NREM, Non-Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in non-supine position from type I polysomnography
cardnop4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (REM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of REM sleep in supine position from type I polysomnography
cardrbp4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (REM, Non-Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
cardrop4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (NREM, Non-Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of NREM sleep in non-supine position from type I polysomnography
cardnop4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (REM, Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of REM sleep in supine position from type I polysomnography
cardrbp4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (REM, Non-Supine) : (Central apneas with >= 4% oxygen desaturation and with or without arousal) / hour of REM sleep in non-supine position from type I polysomnography
cardrop4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
Calculated - Summary metric of sleep disordered breathing events.
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