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warfarin ethnic literacy

Irina Seliverstov
Warfarin is a widely used oral anticoagulant. It is highly efficacious for the treatment and prevention of thromboembolic disorders despite its narrow therapeutic window. Poor compliance with warfarin is common and a major contributor to poor anticoagulation control. A number of psychosocial issues (e.g. depressive symptoms, attitudinal and behavioral factors, cognitive function, lack of social support, limited English proficiency, health illiteracy) have been associated with warfarin non-compliance among patients in anticoagulation clinics...
April 2011: Journal of Thrombosis and Thrombolysis
Margaret C Fang, Praveen Panguluri, Edward L Machtinger, Dean Schillinger
OBJECTIVE: Warfarin is a medication commonly prescribed to prevent strokes associated with certain medical conditions such as atrial fibrillation; however, little is known about how people taking warfarin perceive the goal of therapy and how they describe strokes. We assessed the stroke-related health literacy of anticoagulated patients to inform ways in which to improve health communication among people taking warfarin. METHODS: We conducted a mixed-methods study of an ethnically and linguistically diverse sample of people taking warfarin to prevent stroke (N=183) and measured literacy using the short-form Test of Functional Health Literacy in Adults...
June 2009: Patient Education and Counseling
Margaret C Fang, Edward L Machtinger, Frances Wang, Dean Schillinger
BACKGROUND: Little is known about whether health literacy affects anticoagulation-related outcomes. OBJECTIVE: To assess how health literacy is associated with warfarin knowledge, adherence, and warfarin control (measured by the international normalized ratio [INR]). DESIGN: Survey. PARTICIPANTS: Patients taking warfarin through an anticoagulation clinic. MEASUREMENTS: Health literacy was measured using the short-form Test of Functional Health Literacy in Adults (s-TOFHLA), dichotomized as "limited" (score 0 to 22) and "adequate" (score 23 to 36)...
August 2006: Journal of General Internal Medicine
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