GPT and chronic kidney disease: BMI, body mass index; FBS, fasting plasma glucose; PPBS, post-prandial plasma glucose; METS-IR, metabolic score for insulin resistance; eGFR, estimated glomerular filtration rate; TG, triglycerides; LDL-C, low-density lipoprotein cholesterol; HDL-C, high‐density lipoprotein cholesterol; AST, aspartate aminotransferase; ALT, alanine aminotransferase; GGT, gamma-glutamyl transpeptidase; BUN, blood urea nitrogen; CKD, chronic kidney disease; USG, ultrasonography; B, unstandardized coefficient; CI, confidence interval; β, standardized coefficient.