GPT and obesity due to melanocortin 4 receptor deficiency: The dominance of AC over BMI aligns with growing evidence that central adiposity may better predict hepatic steatosis and metabolic dysfunction than overall obesity.24, 25, 26 Laboratory parameters such as ALT and TG, although individually weak predictors, contributed meaningfully in aggregate, highlighting the value of neural networks in integrating multivariate signals to generate more precise predictions.