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apnhyppr under Sleep Monitoring/Polysomnography/Signal Quality in CFS variables
Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable.
apnhyppr under Sleep Monitoring/Polysomnography/Signal Quality in SOF variables
Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable.
apnhyppr under Sleep Monitoring/Polysomnography/Signal Quality/SHHS2 in SHHS variables
Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable.
apnhyppr under Sleep Monitoring/Polysomnography/Signal Quality in CCSHS variables
Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable.
apnhyppr under Sleep Monitoring/Polysomnography/Signal Quality in CHAT variables
1=Apnea/Hypopnea distinction unreliable (when airflow signal is artifactual or absent for over 20 % of scored respiratory events)