AF Stroke vs. Bleeding Net Benefit

Anticoagulation Net Clinical Benefit in Atrial Fibrillation

CHA₂DS₂-VASc Score

pts

HAS-BLED Score

pts

Age

years

Prior stroke / TIAIncreases weight favoring anticoagulation

Active bleeding history or high fall riskIncreases weight against anticoagulation

Patient prefers to avoid anticoagulation

Annual Stroke Risk —

Annual Major Bleed Risk —

Net Clinical Benefit —

Enter CHA₂DS₂-VASc and HAS-BLED scores.