1- or 3-Month DAPT in Patients With HBR With or Without Oral Anticoagulant Therapy After PCI

  • Marco Valgimigli
  • , Alessandro Spirito
  • , Samantha Sartori
  • , Dominick J. Angiolillo
  • , Pascal Vranckx
  • , Jose M. de la Torre Hernandez
  • , Mitchell W. Krucoff
  • , Sripal Bangalore
  • , Deepak L. Bhatt
  • , Gianluca Campo
  • , Davide Cao
  • , Bassem M. Chehab
  • , James W. Choi
  • , Yihan Feng
  • , Junbo Ge
  • , James Hermiller
  • , Vijay Kunadian
  • , Sydney Lupo
  • , Raj R. Makkar
  • , Aziz Maksoud
  • Franz Josef Neumann, Hector Picon, Shigeru Saito, Gennaro Sardella, Holger Thiele, Ralph Toelg, Olivier Varenne, Birgit Vogel, Yujie Zhou, Stephan Windecker, Roxana Mehran

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Background: The optimal duration of dual antiplatelet therapy (DAPT) after percutaneous coronary intervention (PCI) in patients on long-term oral anticoagulation (OAC) therapy is still uncertain. Objectives: The aim of this analysis was to assess the effects of 1- vs 3-month DAPT in patients with and those without concomitant OAC included in the XIENCE Short DAPT program. Methods: The XIENCE Short DAPT program enrolled patients with high bleeding risk who underwent successful PCI with a cobalt-chromium everolimus-eluting stent. DAPT was discontinued at 1 or 3 months in patients free from ischemic events and adherent to treatment. The effect of 1- vs 3-month DAPT was compared in patients with and those without OAC using propensity score stratification. The primary endpoint was all-cause death or any myocardial infarction (MI). The key secondary endpoint was Bleeding Academic Research Consortium (BARC) types 2 to 5 bleeding. Outcomes were assessed from 1 to 12 months after index PCI. Results: Among 3,364 event-free patients, 1,462 (43%) were on OAC. Among OAC patients, the risk for death or MI was similar between 1- and 3-month DAPT (7.4% vs 8.8%; adjusted HR: 0.74; 95% CI: 0.49-1.11; P = 0.139), whereas BARC types 2 to 5 bleeding was lower with 1-month DAPT (adjusted HR: 0.71; 95% CI: 0.51-0.99; P = 0.046). These effects were consistent in patients with and those without OAC (P for interaction = NS). Conclusions: Between 1 and 12 months after PCI, 1-month compared with 3-month DAPT was associated with similar rates of all-cause death or MI and a reduced rate of BARC types 2 to 5 bleeding, irrespective of OAC treatment.

Original languageEnglish
Pages (from-to)2498-2510
Number of pages13
JournalJACC: Cardiovascular Interventions
Volume16
Issue number20
DOIs
StatePublished - 23 Oct 2023

Keywords

  • dual antiplatelet therapy
  • everolimus-eluting stent(s)
  • high bleeding risk
  • oral anticoagulant therapy
  • percutaneous coronary intervention

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