GPT and fatty liver disease: ALT, alanine transaminase; AST, aspartate transaminase; APRI, AST-to-platelet ratio index; BMI, body mass index; BT, before treatment; FIB-4, Fibrosis-4; FLI, fatty liver index; FPG, fasting plasma glucose; FU, follow-up; HbA1c, glycated hemoglobin A1c; HDL, high-density lipoprotein; LDL, low-density lipoprotein; M/F, male/female; MRI-PDFF, magnetic resonance imaging-proton density fat fraction; NFS, NAFLD fibrosis score; SEM, standard error of the mean; SWE, shearwave elastography; TC, total cholesterol; TG, triglyceride