GSTM1 and metabolic syndrome: Table 1 shows the distribution of age and 16 biomarkers between males and females with MetS. All variables were significantly different between genders. Of these biomarkers, BMI, DBP, SUA, TG, WBC count, ALT, GGT, CREA, Hb, HCT and prevalence of NAFLD were higher in males than in females, while SBP, FBG, TC, HDL-C and LDL-C were higher in females than in males. Table S2 shows significant correlations in most biomarkers.