ATRIA Bleeding Risk Score

The ATRIA Bleeding Risk Score considers major and minor risk of hemorrhage and bleeding in patients prior to beginning warfarin therapy.

• The ATRIA study included patients with non-valvular, non-transient atrial fibrillation.
• Major hemorrhage was defined as fatal, requiring transfusion of ≥2 units pRBCs, or hemorrhage into critical anatomic site (intracranial, retroperitoneal, etc.)

Criteria

Results