![]() The primary endpoint of TLR at 12 months was similar between EES and SES (4.3% vs. Procedural success was higher in the EES arm (97.8% vs. The mean reference vessel diameter was 2.6 mm. Intravascular ultrasound was frequently used (82%), and direct stenting was used in about a quarter of the lesions. Bifurcation disease was noted in 40% (two-stent strategy in 1%), and chronic total occlusion PCI in 6% only 0.5% of PCIs were in saphenous vein grafts. The mean number of treated lesions was 1.2, with a total stent length of about 31.2 mm per patient. Left anterior descending artery PCI was performed in 43% of the patients, and left main trunk in 2%. Multivessel coronary artery disease was noted in 47% 11% underwent multivessel PCI. Presentation was acute MI in 6%, unstable angina in 12%, and stable angina in the majority. About 45% had diabetes mellitus, 11% had history of prior stroke, 30% had prior myocardial infarction (MI), 50% had undergone prior PCI, and 5% prior coronary artery bypass grafting (CABG). Baseline characteristics were fairly similar between the two arms. ![]() A total of 3,197 patients were randomized at 100 centers in Japan, 1,597 to EES and 1,600 to SES.
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