Table 1. Demographic characteristics of the subjects

Characteristics Value (n=268)
Sex
 Male 230 (84.87%)
 Female 38 (15.13%)
Age (y) 42.81±12.34
Body mass index (kg/m2) 26.40±3.69
Apnea-hypopnea index (event) 32.15±22.74
Values are presented as n (%) or mean±SD.