Sleep Propensity and Sleep Apnea-Specific Hypoxia Are Associated With Excessive Daytime Sleepiness

Document Type

Abstract

Publication Date

5-1-2020

Identifier/URL

136361468 (Orcid)

Abstract

Excessive daytime sleepiness is a hallmark of obstructive sleep apnea (OSA). Previous research reports substantial variability in patient-reported sleepiness for a given OSA severity, i.e., apnea-hypopnea index (AHI). This may be partly due to inadequate characterization of intermittent hypoxia or a physiologic disorder involving the central nervous system (sleep propensity, Fernandez-Mendoza et al. 2015; e.g. daytime sleepiness is more common in individuals with dementia). We assessed the separate associations between respiratory event- related desaturation, as a measure of intermittent hypoxia, and sleep depth on daytime sleepiness.

DOI

10.1164/ajrccm-conference.2020.201.1_MeetingAbstracts.A2704


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