Thromboprophylaxis in heart failure patients with sinus rhythm: aspirin and warfarin lead to similar cardiovascular outcomes
- Division of Cardiovascular and Diabetes Research, University of Leeds, Leeds, West Yorkshire, UK
- Correspondence to: Klaus K A Witte Division of Cardiovascular and Diabetes Research, LIGHT laboratories, University of Leeds, Leeds, West Yorkshire LS2 9JT, UK;
Chronic heart failure (CHF) is common, affecting 1–2% of the population and 10% of people >70 years. Patients with CHF have an increased risk of thromboembolism. Those with atrial fibrillation (AF) should receive warfarin but whether CHF patients with sinus rhythm (SR), whose risk is 1.5–3.5%,1 should receive thromboprophylaxis is unclear.
Previous studies, Warfarin/Aspirin Study in Heart failure (warfarin, aspirin 300 mg daily, placebo),2 Heart failurE Long-term Antithrombotic Study (aspirin 325 mg daily or warfarin for patients with ischaemic heart disease (IHD) or warfarin or placebo in the non-ischaemics)3 and Warfarin and Antiplatelet Therapy in Chronic Heart failure (WATCH: warfarin, clopidogrel 75 mg daily, …