The Medical Letter on Drugs and Therapeutics
In Brief: Prevention of Stroke in Patients with Atrial Fibrillation
June 1, 2009 (Issue: 1313)Atrial fibrillation increases the risk of stroke by a factor of 5. A randomized controlled trial (ACTIVE W) in 6706 patients with atrial fibrillation and one or more additional risk factors (≥75 years old; hypertension; previous stroke, transient...more
The Medical Letter is a subscriber-funded nonprofit organization that publishes critical appraisals of new prescription drugs and comparative reviews of drugs for common diseases.