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The mean age of patients was 71.6 year;54%had chronic,22%paroxysmal,and 24%new-onset atrial fibrillation.Eighty-two percent of the patients had cardiovascular risk factors that have been associated with increased risk of stroke.At least 1 relative contraindication to anticoagulant therapy was present in 44%.At the time of admission,32%of patients with previously diagnosed atrial fibrillation(n=235)were receiving warfarin(or warfarin plus aspirin),31%were receiving aspirin alone,and 36%were receiving no antithrombotic therapy.At discharge(n=230),41%of these patients were taking warfarin(or warfarin plus aspirin)and 36%were taking aspirin.Forty- four percent of the patients with risk factors for stroke and no contraindications to anticoagulation(n=134)were discharged on a regimen of warfarin(or warfarin plus aspirin),34%were discharged on a regimen of aspirin,and 22%received on antithrombotic therapy.About half of the patients with atrial fibrillation admitted to these academic hospitals had clinical risk factors that are associated with increased risk of stroke and no contraindications to anticoagulation.Antithrombotic therapy was underused in these patients. |
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anticoagulant,contraindications
anticoagulant,treatment
anticoagulant,treatment in CVD
atrial fibrillation
cerebrovascular accident
cerebrovascular accident,prevention of
coumarin
INR values
prevention of neurologic disorders
treatment of neurologic disorder
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