GPT and chronic kidney disease: WBC: white blood cells, RBC: red blood cells, Hgb: hemoglobin, Hct: hematocrit, MCV: mean corpuscular volume, RDW: red cell distribution width, CMP: complete blood count, BUN: blood urea nitrogen, Cr: creatinine, ALP: alkaline phosphatase, AST: aspartate aminotransferase, ALT: alanine aminotransferase, CHF: congestive heart failure, CKD: chronic kidney disease