Compared with simple T2DM, T2DM patients with NAFLD had higher BMI, hypertension, fasting plasma glucose(FPG), insulin resistance, triglycerides (TG), alanine aminotransferase (ALT), aspartate aminotransferase (AST) and uric acid(UA) (P<0.05). Here, GPT is linked to type 2 diabetes mellitus.