Fig. 1

Schedule of enrollment, interventions and assessments. Notes: (1) patients who do not have utilization within enrolling healthcare system will be contacted via phone for verification of safety data (strokes and bleeds). If there is no information in the record and follow up is necessary we will call patients the maximum number allowed by the IRB followed by a postal survey; (2) pharmacist records will be requested for 12 months prior to enrollment through 10 months post enrollment. INR international normalized ratio, EMR electronic medical record