CHA2DS2-VASc Score

Estimates stroke risk in patients with atrial fibrillation to guide anticoagulation decisions.

CHA₂DS₂-VASc 0 /9 0/7

CHA₂DS₂-VASc

0 / 9

Answer all questions for risk interpretation

0/7

1 Age

0 <65 years

1 65–74 years

2 ≥75 years

2 Sex

0 Male

1 Female

3 Congestive Heart Failure History

0 No

1 Yes

4 Hypertension History

0 No

1 Yes

5 Stroke/TIA/Thromboembolism History

0 No

2 Yes

6 Vascular Disease (prior MI, PAD, or aortic plaque)

0 No

1 Yes

7 Diabetes Mellitus

0 No

1 Yes

Reference: Lip GY, et al. Refining clinical risk stratification for predicting stroke and thromboembolism in atrial fibrillation. Chest. 2010;137(2):263-272.