Efficacy and Safety of Aspirin in Patients With Chronic Coronary Syndromes Without Revascularization

Exclusion Criteria

• •Patients for whom consent can be obtained
• •Patients with history of acute coronary syndromes (ACS)
• •Patients with history of percutaneous coronary intervention (PCI) or coronary artery bypass graft (CABG)
• •Patients with left main trunk stenosis (≥50%)
• •Patients for whom aspirin administration is mandatory
• •Patients undergoing antithrombotic therapy other than aspirin
• •Patients with atrial fibrillation
• •Patients with history of stroke within six months
• •Patients scheduled for major surgical procedures that will require aspirin discontinuation
• •Patients with contraindication of aspirin
• •Patients expected to have a prognosis of 1 year or less due to comorbidities
• •Women of child-bearing potential or women who have a positive pregnancy test at enrolment or randomization
• •Patients who are judged by attending physicians to be inappropriate to participate in this study