GPT and obesity due to melanocortin 4 receptor deficiency: By ranking the mean weights of these 38 features and using a threshold of 0.01, we obtained the nine most influential indicators on the classification of the model (Fig. 1), in order of Admission glucose, obesity (BMI > 28 kg/m2), cardiovascular disease (CVD), Age, NAFLD, alanine transaminase (ALT), uric acid (UA), HDL-C < 1.03 mmol/l, Smoking.