HAS-BLED Score for Major Bleeding Risk

Calculates CrCl according to the Cockcroft-Gault equation.
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points
Risk was 0.9% in one validation study (Lip 2011) and 1.13 bleeds per 100 patient-years in another validation study (Pisters 2010).
INSTRUCTIONS
Patient specific risks and benefits of anticoagulation must be carefully weighed in all patients who are potential candidates for long-term anticoagulation therapy.