Lasso regression screening (Figures 2A,B) was performed on the full set of variables, identifying 12 key predictors: female sex, hypertension, STEMI, BMI ≥24 kg/m2, SYNTAX Score >14.5, admission HR >75 bpm, NEU% >75%, HCT <45%, cTnT >1.44 ng/L, MLR >0.3, CLR >2.83, and BNP >100 pg/ml. Here, NPPB is linked to Hypertension.