ACE and Stroke: Age, HF, AF, OMI, prior PCI, stroke, DM, SBP, creatinine, UA, angiotensin-converting enzyme inhibitor(ACEI), 1-vessel disease, 3-vessel disease, CTO, RCA, LCX, LAD, number of treated vessels, diameter of stents, length of stents, and type of stents were included in the multivariable regression analysis.