GPT and diabetes mellitus: The final set of predictors for incident CKD in men were age, SBP, DBP, waist circumference, FSG, GGT, SGPT, SGOT, total cholesterol, HDL, LDL, TG, blood hemoglobin, eGFR, BMI, alcohol intake, smoking status, physical activity, past medical history (heart disease, stroke, hypertension, diabetes mellitus, and hyperlipidemia), and family history (heart disease, stroke, and hypertension).