GPT and Hepatic fibrosis: Conversely, investigations in India indicate that FIB-4, APRI, and the AST/ALT ratio have limited predictive value for liver fibrosis, with respective AUCs of 0.60 (95% CI: 0.54–0.65), 0.68 (95% CI: 0.62–0.73), and 0.58 (95% CI: 0.53–0.64) (41).