Abstract

In a large, contemporary cohort of ambulatory patients with atrial fibrillation who received care within a health maintenance organization, warfarin use was considerably higher than in other reported studies. Although the reasons why physicians did not prescribe warfarin could not be elucidated, many apparently eligible patients with atrial fibrillation and at least one additional risk factor for stroke, especially hypertension, did not receive anticoagulation. Interventions are needed to increase the use of warfarin for stroke prevention among appropriate candidates.

Keywords

Atrial fibrillationMedicineWarfarinOdds ratioAmbulatoryStroke (engine)Internal medicineCardiologyAnticoagulantCohort

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Publication Info

Year
1999
Type
article
Volume
131
Issue
12
Pages
927-934
Citations
587
Access
Closed

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Alan S. Go, Elaine M. Hylek, Leila H. Borowsky et al. (1999). Warfarin Use among Ambulatory Patients with Nonvalvular Atrial Fibrillation: The AnTicoagulation and Risk Factors in Atrial Fibrillation (ATRIA) Study. Annals of Internal Medicine , 131 (12) , 927-934. https://doi.org/10.7326/0003-4819-131-12-199912210-00004

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DOI
10.7326/0003-4819-131-12-199912210-00004