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Outpatient Bleeding Risk Index (OBRI) Calculator
Outpatient Bleeding Risk Index (OBRI): Explanation and Clinical Context OBRI is a validated scoring system developed to predict the risk of major bleeding in outpatients receiving oral anticoagulant therapy, particularly warfarin. It assigns 1 point each for four clinical risk factors: age >65 years, history of stroke, history of gastrointestinal bleeding, and comorbid conditions including diabetes mellitus, cardiova