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Central Apnea Index: (Central apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
cai_ca0n_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)
Central Apnea Index: (Central apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_ca4n_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)
Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
cai_ca0u_f1t1 under Sleep Monitoring/Polysomnography in ABC variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (Supine): (Central apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
cai_pb_ca0n_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)
Central Apnea Index (Supine): (Central apneas with >= 2% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_pb_ca2n_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)
Central Apnea Index (Supine): (Central apneas with >= 3% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_pb_ca3n_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)
Central Apnea Index (Supine): (Central apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_pb_ca4n_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)
Central Apnea Index (Supine): (Central apneas with >= 5% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_pb_ca5n_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)
Central Apnea Index (Non-Supine): (Central apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
cai_po_ca0n_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)
Central Apnea Index (Non-Supine): (Central apneas with >= 2% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_po_ca2n_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)
Central Apnea Index (Non-Supine): (Central apneas with >= 3% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_po_ca3n_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)
Central Apnea Index (Non-Supine): (Central apneas with >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_po_ca4n_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)
Central Apnea Index (Non-Supine): (Central apneas with >= 5% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
cai_po_ca5n_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)
Central Apnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep
nsrr_cai under Harmonized/Polysomnography/Apnea-Hypopnea Indices in CCSHS variables
Harmonized by the NSRR team. Source: :canbp: :canop: :carbp: :carop: :slpprdp:
3-03-chat-data-analysis-tip-sheet.md
Childhood Adenotonsillectomy Trial
... result. Central Apnea Index (CAI): Several variables describe central ... consider dichotomizing at a CAI >1 which identifies approximately ...
Central Apnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
cai0p under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CHAT variables
[(Total number of central apneas associated with all desaturations) / (hours of sleep)]. Will be missing if Total Sleep Time (TST) is 0.
03-data-analysis-tip-sheet.md
Sleep Heart Health Study
... variable. Central Apnea Index (CAI): Several variables describe central ...
AHI Uncertainty: How Many Patients are Being Denied Treatment Due to Chance?
Posted by michaelprerau on November 16, 2020 in Showcase
... clinical indices such as CAI, RDI, etc. For details ...
AUG Meeting March 1, 2014
Reply by DanMobley on June 20, 2014 on Forum
... Goldberg R. Mueller J. Cai Response to Feedback from ...
Central Sleep Apnea
Reply by Chao on December 5, 2022 on Forum
... I see they use CAI most. ...
Central Apnea Index : (Central apneas with no oxygen desaturation threshold used and with or without arousal) / hour of sleep from type I polysomnography
cai0p 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 CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index : (Central apneas with >= 4% oxygen desaturation or with arousal) / hour of sleep from type I polysomnography
cai4pa under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
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 I polysomnography
cardnba under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
Central Apnea Index (NREM, Supine) : (Central apneas with >= 2% oxygen desaturation or with arousal) / hour of NREM sleep in supine position from type I polysomnography
cardnba2 under Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices in CFS variables
Calculated - Summary metric of sleep disordered breathing events.
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