A cross-sectional survey in Saudi Arabia revealed that approximately 50% of patients on warfarin lack adequate knowledge of food and drug interactions, highlighting a need for improved patient education.
Background and Objective: Thoughtful evaluation of patients knowledge, satisfaction and concerns in anticoagulation clinics helps to understand areas of improvement. This study aimed to examine patients drug knowledge, satisfaction and concerns with provided anticoagulation services. Materials and Methods: This study was designed as a cross-sectional survey that was developed and conducted in a regional anticoagulation clinic with good number of patients. Two hundred sixty eight were recruited in the survey. Patients warfarin refill records and time within the therapeutic INR range were retrieved from hospital databases. All statistical assessment and analysis were carried out with SPSS. Results: Adequate knowledge of warfarin-food and warfarin-drug interactions was lacking in about 50% of patients.
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Al et al. (2018) studied this question.
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