In the model reported by Palekar et al., patients with three or more of the following six characteristics are more likely to have NASH than simple steatosis: female gender, age ≥ 50 years, BMI ≥ 30 kg/m2, aspartate aminotransferase (AST) ≥ 45 U/L, AST/ALT ratio ≥ 0.8, and HA ≥55 mcg/L [49]. Here, GPT is linked to steatosis.