Binary logistic regression model for calculation of the odds ratio (OR) related to the obstructive sleep apnea syndrome (OSAS) condition.

Adjusted model for the confounding factors: age>43 years, body mass index (BMI)>26.8 kg/m2, gender (reference for men), systolic blood pressure (SBP), cholesterol, LDL, HDL and triglycerides (N = 977).