the findings of this study highlighted the deficits in patients’ knowledge and satisfaction regarding warfarin therapy and concerns of taking warfarin and identified the areas for improvement in
patient education. In addition, this study demonstrated the association
of patients’ knowledge, satisfaction and concerns regarding warfarin
treatment with warfarin adherence and INR control, indicating that the
negative impact of these deficits on the effect of warfarin therapy could
be important and severe. Therefore, patient-targeted and structured educational programs as well as efficient pharmacist-patient communication
are needed to make warfarin treatment more successful.