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Wiley Open Access, Journal of the American Heart Association, 6(11), 2022

DOI: 10.1161/jaha.121.023454

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One‐Month Dual Antiplatelet Therapy After Bioresorbable Polymer Everolimus‐Eluting Stents in High Bleeding Risk Patients

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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Data provided by SHERPA/RoMEO

Abstract

Background It is unknown whether contemporary drug‐eluting stents have a similar safety profile in high bleeding risk patients treated with 1‐month dual antiplatelet therapy following percutaneous coronary interventions. Methods and Results We performed an interventional, prospective, multicenter, single‐arm trial, powered for noninferiority with respect to an objective performance criterion to evaluate the safety of percutaneous coronary interventions with Synergy bioresorbable‐polymer everolimus‐eluting stent followed by 1‐month dual antiplatelet therapy in patients with high bleeding risk. In case of need for an oral anticoagulant, patients received an oral anticoagulant in addition to a P2Y 12 inhibitor for 1 month, followed by an oral anticoagulant only. The primary end point was the composite of cardiac death, myocardial infarction, or definite or probable stent thrombosis at 1‐year follow‐up. The study was prematurely interrupted because of slow recruitment. From April 2017 to October 2019, 443 patients (age, 74.8±9.2 years; women, 29.1%) at 10 Italian centers were included. The 1‐year primary outcome occurred in 4.82% (95% CI, 3.17%–7.31%) of patients, meeting the noninferiority compared with the predefined objective performance criterion of 9.4% and the noninferiority margin of 3.85% ( P noninferiority <0.001) notwithstanding the lower‐than‐expected sample size. The rates of cardiac death, myocardial infarction, and definite or probable stent thrombosis were 1.88% (95% CI, 0.36%–2.50%), 3.42% (95% CI, 2.08%–5.62%), and 0.94% (95% CI, 0.35%–2.49%), respectively. Conclusions Among high bleeding risk patients undergoing percutaneous coronary interventions with the Synergy bioresorbable‐polymer everolimus‐eluting stent, a 1‐month dual antiplatelet therapy regimen is safe, with low rates of ischemic and bleeding events. Registration URL: https://www.clinicaltrials.gov ; Unique identifier: NCT03112707 .