HAS-BLED Calculator

Free calculate HAS-BLED score for bleeding risk on anticoagulation. This is an educational tool only - always consult a healthcare provider.

Risk Factors

Results

Select risk factors to calculate HAS-BLED score

About HAS-BLED

  • • Score range: 0-9
  • • 0-2: Low risk (~1.13 bleeds/100 patient-years)
  • • 3-4: Moderate risk (~3.74 bleeds/100 patient-years)
  • • ≥5: High risk (~8.70 bleeds/100 patient-years)