obstructive sleep apnea - Search - Sleep Data - National Sleep Research Resource

Obstructive Apnea-Hypopnea Index (REM): (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 REM sleep from type II polysomnography

pooahi3r under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Obstructive Apnea-Hypopnea Index (REM): (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 REM sleep from type II polysomnography

pooahi4r under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

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

oahi3pa_sup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

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

oahi4pa_sup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

SHHS XML Annotations

Reply by woranatwongdhamma on June 20, 2014 on Forum

... polysomnography data and the sleep apnea related annotations (ie., respiratory event annotations, hypopnea, obstructive apnea, central apnea). The polysomnography data is ... could only find the sleep stage annotation. Could you ...

Obstructive Apnea Index (OAI) < 1 and Apnea-Hypopnea Index (AHI) < 2 (normal range) = 1 Ineligible Normal

ahilt2 under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables

Obstructive Apnea-Hypopnea Index: (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 sleep from type II polysomnography

pooahi4a under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Calculated - Summary metric of sleep disordered breathing events.

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

poordi3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Calculated - Summary metric of sleep disordered breathing events

Obstructive Apnea-Hypopnea Index: (Obstructive apneas with no oxygen desaturation threshold used 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

poordi4 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Calculated - Summary metric of sleep disordered breathing events

Obstructive Apnea-Hypopnea Index: (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 sleep from type II polysomnography

pooahi3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MROS variables

Calculated - Summary metric of sleep disordered breathing events.

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

oahi3pa_nsup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

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

oahi4pa_nsup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

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

oahi3_rem5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

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

oahi4_rem5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

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

oahi3_sup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

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

oahi4_sup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

Obstructive apnea index (OAI)

qsoai under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables

Recorded by the scorer on QS form

merge EDF and XML files in Python

Reply by fmnoori on November 15, 2023 on Forum

... every 30-second sample of sleep stages. Does that 30 ... include annotation like Normal sleep vs OSA etc? 2) ... in SHHS *DETECTION OF OBSTRUCTIVE SLEEP APNEA FROM WEARABLE PHYSIOLOGICAL DEVICES ...

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

oahi3_nsup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

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

oahi4_nsup5 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in MESA variables

Calculated - Summary metric of sleep disordered breathing events

Average duration of obstructive apnea: all obstructive apneas with no oxygen desaturation threshold used and with or without arousal in sleep from type II polysomnography

pooavgdu under Sleep Monitoring/Polysomnography/Respiratory Event Lengths in MROS variables

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

oahi3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CCSHS variables

Ratio of the count of all obstructive apneas (all desaturations) plus the count of hypopneas associated with at least a >=3% oxygen desaturation to the total sleep time expressed in hours.

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

ahi_o0h4a under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables

Calculated - Summary metric of sleep disordered breathing events.

Obstructive Apnea-Hypopnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal+ hypopneas with > 50% flow reduction and >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography

ahi_o0h4a under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables

Calculated - Summary metric of sleep disordered breathing events.

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

ahi_o0h4a under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in SOF variables

Calculated - Summary metric of sleep disordered breathing events.