The incidence of MACE in clopidogrel-treated patients enrolled in the study.

PPI, proton pump inhibitor; HR, hazard ratio; CI, confidence interval; MACE, major adverse cardiovascular event; ST, stent thromboses; MI, myocardial infarction; TVR, target vessel revascularization; TLR, target lesion revascularization; CABG, coronary artery bypass graft. ‘Potential confounding factors’ were age, hyperlipidemia, diabetes mellitus, previous MI, unstable angina, GI disease, creatinine, LVEF, ACEI, CCB and total number of stents.