Compared with the tertile I of CMI, tertile II and tertile III had a higher percentage in male proportion, smoking rates, diabetes prevalence, hypertension prevalence, cardiovascular disease prevalence, and higher levels of age, BMI, height, WC, ALT, AST, GGT, FPG, HbA1c, TG, TC, LDL-c, BUN, Scr, and SUA (P < 0.01). This evidence concerns the gene GPT and diabetes mellitus.