Quality of warfarin management following transfer from an anticoagulation clinic to primary care.

Background: Advances in alternative oral anticoagulants has reduced use and clinician comfort with warfarin. Our specialty anticoagulation clinic (AC) operates at maximum capacity and must transfer patients to accept new referrals.

Objectives: To compare time within therapeutic range (TTR) during 6 months of AC care versus following transfer to primary care for a minimum of 6 months and to a maximum of 24 months.