No significant differences were found for age, gender, diabetes mellitus, hyperlipidemia, smoking status, body mass index, blood pressure, heart rate, door-to-balloon time, amount of contrast medium, LVEF, hemoglobin, platelet count, hsCRP, creatine kinase-MB, VEGF, von Willebrand factor, Ang-1, Ang-2, number of vessels involved, type of stent used, aspirin, angiotensin-converting enzyme inhibitor/angiotensin receptor blocker, and statin between the two groups. The gene discussed is ACE; the disease is hyperlipidemia.