Baseline data from the male patients.

Skewed data are presented as medians (interquartile range); categorical data are presented as percentages. All ages are shown in years. Differences in baseline characteristics among the groups were examined using the Kruskal-Wallis H test, one-way ANOVA, Fisher's exact test, or χ2 test, according to the data distribution characteristics. AHI, apnea-hypopnea index.Baseline data from the male patients.