GPT and diabetes mellitus: To minimize possible bias from patient selection, subjects with similar age, gender, total cholesterol, total glyceride, high-density lipoprotein, low-density lipoprotein, systolic blood pressure, diastolic blood pressure, aspartate aminotransferase, alanine aminotransferase, creatinine, cardiac troponin I, creatine Kinase-MB, lactate dehydrogenase, left ventricular ejection fraction, diabetes mellitus, smoking, hypertension, and medication history were recorded in our study.