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Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
oai_oa0u_f1t1 under Sleep Monitoring/Polysomnography in ABC variables
Calculated - Summary metric of sleep disordered breathing events.
Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
oai_oa0n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index: (Obstructive apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_oa4n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Supine): (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
oai_pb_oa0n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Supine): (Obstructive apneas with >= 2% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_pb_oa2n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Supine): (Obstructive apneas with >= 3% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_pb_oa3n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Supine): (Obstructive apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_pb_oa4n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Supine): (Obstructive apneas with >= 5% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_pb_oa5n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Non-Supine): (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
oai_po_oa0n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Non-Supine): (Obstructive apneas with >= 2% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_po_oa2n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Non-Supine): (Obstructive apneas with >= 3% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_po_oa3n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Non-Supine): (Obstructive apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_po_oa4n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index (Non-Supine): (Obstructive apneas with >= 5% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
oai_po_oa5n_f1t3 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in NUMOM2B variables
Calculated - Summary metric of sleep disordered breathing events.Estimated sleep duration, providing an approximation of total sleep duration (i.e. total sleep time) inferred from analysis of non-EEG channels Zhao et al., 2017 (PMID:27707441)
Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep
nsrr_oai under Harmonized/Polysomnography/Apnea-Hypopnea Indices in CCSHS variables
Harmonized by the NSRR team. Source: :oai0p:
03-data-analysis-tip-sheet.md
Sleep Heart Health Study
... 0.1). Obstructive Apnea Index (OAI): There is one OAI index in the data ...
Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
oai0p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
Calculated - Summary metric of sleep disordered breathing events. will be missing if Total Sleep Time (TST) is 0.
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 Index (OAI) > 15 or Apnea-Hypopnea Index (AHI) > 20 = 1 Surgeon Alert
ahiov20 under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables
Urgent Referral - Obstructive Apnea Index (OAI) > 20 or Apnea-Hypopnea Index (AHI) > 30 = 1 Urgent Ineligible
ahiov30 under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables
Obstructive apnea index (OAI)
qsoai under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables
Recorded by the scorer on QS form
CHANGELOG.md
Sleep Heart Health Study
... 20, 2014 - Fixed OAI definition on Tip Sheet ...
3-03-chat-data-analysis-tip-sheet.md
Childhood Adenotonsillectomy Trial
... 1422 | Filtered: CHAT OAI (Obstructive/Mixed Apnea Index all ...
Obstructive Apnea Index : (Obstructive apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
oai0p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Obstructive Apnea Index : (Obstructive apneas with >= 4% oxygen desaturation and with or without arousal) / hour of sleep from type I polysomnography
oai4p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Obstructive Apnea Index : (Obstructive apneas with >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
oai4pa under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
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