The remaining data such as gender, age, smoking history, diabetes, coronary heart disease, body mass index and M in the two groups were not significantly different, without statistical significance (P>0.05) (Table-II).Logistic regression analysis revealed that HDLC, ApoA1, TC, MHR, LDLC and ApoB were independent risk factors for MACE of ACS patients after PCI (P<0.05) (Table-III). The gene discussed is APOB; the disease is coronary artery disorder.