Should you use anticoagulation in an elderly patient with atrial fibrillation?
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The use of anticoagulation in patients older than 75 years with atrial fibrillation reduces the incidence of stroke and death. (SOR B, based on a randomized controlled trial [RCT] and a cohort study.) Evidence is conflicting concerning whether the risk of severe hemorrhage is increased.
Evidence Based Practice 13(2): 10-11.