The rate of decrease in oxygen desaturation during severe obstructive sleep apnea syndrome is correlated with subjective excessive daytime sleepiness.

CONCLUSIONS: Compared with the traditional PSG parameters, both ODR and an increased LF/HF power ratio were more closely related to daytime sleepiness, especially ODR. PMID: 33099726 [PubMed - as supplied by publisher]
Source: Sleep and Breathing - Category: Sleep Medicine Authors: Tags: Sleep Breath Source Type: research