GPT and chronic kidney disease: The four groups differed in sex, age, race, BMI, systolic pressure, diastolic pressure, poverty-to-income, education level, marital status, physical activity status, smoke status, alcohol user, cardiovascular disease, chronic kidney disease, total energy intake, platelet count, alanine aminotransferase, aspartate aminotransferase, uric acid and fatty liver index (all p value <0.05).