The effect of an interactive voice response system on communication of medication and appointment information to patients taking oral anticoagulants

Natalie Oake
Introduction. An interactive voice response system (IVRS) may facilitate communication of medication information to patients taking oral anticoagulants (OAC). Objective. To evaluate an IVRS for OAC management using a health technology assessment framework. Design. Quasi-experimental study at the Ottawa Hospital Thrombosis Clinic. Patients. Patients who had completed 3 months of warfarin therapy, had stable anticoagulation control, and spoke English were enrolled and followed for a minimum of 3 months. Methods. Patients received their international normalized...
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