Silver Book Fact
Effects of optimal anticoagulation among AFib patients
If 50% of individuals with atrial fibrillation who do not receive prophylaxis were optimally anti-coagulated, 19,380 emboli would be prevented and $1.1 billion would be saved each year.
Caro J. An Economic Model of Stroke in Atrial Fibrillation: The cost of suboptimal oral anticoagulation. Am J Managed Care. 2004; 10(14): S451-61. https://www.ajmc.com/view/dec04-1992ps451-s461