GPT and liver disorder: Thus, Model 3 was selected as the resultant regression model to predict FLI+ by integrating 12 input variables including FLI (41%), BMI (7.5%), the waist-to-hip ratio (5.9%), uric acid (6.0%), testosterone (6.4%), GGT (6.3%), AST (4.5%), ALT (5.6%), AST to ALT ratio (5.7%), AST to platelet count ratio (5.7%), liver disease diagnosis (1.0%) and age (4.4%).