Why the study?
Does anticoagulation with warfarin prevent stroke in patients with atrial fibrillation and other cardioembolic sources?
Does anticoagulation with warfarin prevent stroke in patients with atrial fibrillation and other cardioembolic sources?
Warfarin provides a substantial 70% relative risk reduction for stroke in patients with atrial fibrillation, with risk stratification guiding appropriate patient selection.
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May support risk-stratified anticoagulation in AF; leaves open its role for other cardioembolic sources.
William M. Feinberg (1998) studied this question.
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