Univariate Cox regression indicated that age, AMI, diabetes mellitus, heart rate, serum creatinine, cystatin C, eGFR, fibrinogen, bSS, TyG index, LVEF, and the use of diuretics and insulin were significantly associated with the risk of MACEs (all p < 0.05, Table S2). The gene discussed is CST3; the disease is diabetes mellitus.