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Heart Biomarker Evaluation in Apnea Treatment

Name Label Folder
ahi_screening
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation) / hours of estimated sleep from type III home sleep apnea test
Apnea-Hypopnea Index: (Apneas with no oxygen desaturation threshold used + hypopneas with > 50% flow reduction and >= 3% oxygen desaturation) / hours of estimated sleep from type III home sleep apnea test

Calculated - Summary metric of sleep disordered breathing events from the baseline screening visit.

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)

There is a HeartBEAT specific respiratory event index measure aphypi. Details can be found in the Embletta scoring manual.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
aphypi
Respiratory Event Index: (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep from type III home sleep apnea test
Respiratory Event Index: (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep from type III home sleep apnea test

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)

Details about how the respiratory events were scored can be found in the Embletta scoring manual.

Please refer to ahi_screening from the baseline screening visit for a more standardized version of AHI in this study.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
aphypins
Respiratory Event Index (Non-Supine): (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep in non-supine position from type III home sleep apnea test
Respiratory Event Index (Non-Supine): (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep in non-supine position from type III home sleep apnea test

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)

Details about how the respiratory events were scored can be found in the Embletta scoring manual.

Please refer to ahi_screening from the baseline screening visit for a more standardized version of AHI in this study.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
aphypis
Respiratory Event Index (Supine): (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep in supine position from type III home sleep apnea test
Respiratory Event Index (Supine): (All respiratory events with at least 50% flow reduction and without any oxygen desaturation threshold used) / hours of estimated sleep in supine position from type III home sleep apnea test

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)

Details about how the respiratory events were scored can be found in the Embletta scoring manual.

Please refer to ahi_screening from the baseline screening visit for a more standardized version of AHI in this study.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
ncaa
Central Apnea Index from type III home sleep apnea test
Central Apnea Index from type III home sleep apnea test

Calculated - Summary metric of sleep disordered breathing events.

Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices