Anthropometric and metabolic characteristics of the study subjects.

Data are means ± SD. P values for differences of continuous variables between the two groups using unpaired Student’s t. Categorical variables were compared by χ2 test. M = male; F = female; BMI = body mass index; SBP = systolic blood pressure; DBP = diastolic blood pressure; HDL = high density lipoprotein; hsCRP = high sensitivity C reactive protein; IMT = intima-media thickness; HOMA = homeostasis model assessment; OGIS = oral glucose insulin sensitivity; ISI = Insulin sensitivity index; Matsuda2 = not including fasting glucose and insulin levels in mean values of glucose and insulin during OGTT; IFG = impaired fasting glucose; IGT = impaired glucose tolerance.