Fig. 3From: Paroxysmal slow wave events are associated with cognitive impairment in patients with obstructive sleep apneaThe occurrence of PSWEs in the cross-sectional OSA+MCI, OSA-MCI, and control groups. a The occurrence of the total PSWEs in OSA+MCI group was higher than that in OSA-MCI and control groups. b The occurrence per minute of the PSWEs in stage R in OSA+MCI group were higher than those in the OSA-MCI and control groups, regardless of the EEG electrodeBack to article page