highly significantP < .001
The median AHI was 16.55 events/h (25th percentile: 6.73, 75th percentile: 20.75) in the nonsevere OSA group and 61.05 events/h (25th percentile: 45.35, 75th percentile: 72.38) in the severe OSA group, with a highly significant difference between the 2 groups ( P < .001).