Cardiometabolic
HAS-BLED
Major bleeding risk on anticoagulation for atrial fibrillation. Use to flag and modify reversible risks.
Required inputs
- Hypertension (SBP > 160)
- Abnormal renal function (dialysis, transplant, SCr ≥ 2.26 mg/dL / 200 µmol/L)
- Abnormal liver function (cirrhosis, bilirubin >2×, AST/ALT/ALP >3×)
- Prior stroke
- Prior major bleeding / predisposition
- Labile INR (TTR < 60%)
- Age > 65
- Concomitant antiplatelet / NSAID
- Alcohol ≥ 8 drinks / week
Equation or source
Pisters R et al. Chest 2010;138:1093. ESC 2024 AF guideline.