GPT and metabolic syndrome: Weight, BMI, dyslipidemia, triglyceride levels, hemoglobin A1c (HbA1c), oral diabetes medication use, glucose levels, high-density lipoprotein (HDL) levels, aspartate transaminase (AST) levels, alanine transaminase (ALT) levels, gamma-glutamyltransferase (GGT) levels and MMP9 levels were included as independent variables.