GSTM1 and Insulin resistance: aStudent t-Test; bMann-Whitney U Test; *p<0,05; **p<0,01, AST – aspratate aminotransferase; ALT – alanine aminotransferase; LDL – low density lipoprotein; HDL – high density lipoprotein; TG – triglyceride; GGT – gamma-glutamyl transferase; Hb – hemoglobin; WBC – white blood counts; MPV – mean platelets volume; HbA1C – hemoglobin A1C; HOMA-IR – homeostatic model assessment-insulin resistance; SD.