II. Criteria
- Score 1 point: Congestive Heart Failure
- Score 1 point: Hypertension
- Score 2 points: Age 75 years old and older
- Score 1 point: Diabetes Mellitus
- Score 2 points: Stroke
- Score 1 point: Vascular disease
- Score 1 point: Age 65 years old and older
- Score 1 point: Sex-Category = Female
III. Interpretation: Score 0 to 9 points
- Score 0 points
- No therapy (preferred) OR
- Aspirin
- Score 1 point
- Oral Anticoagulation (preferred) OR
- Aspirin
- Score 2-3 points or more
- Oral Anticoagulation
IV. Interpretation: CVA Risk based on CHAD Vasc Score
- Score 0: 0.2% CVA Risk (low risk)
- Score 1: 0.6% CVA Risk (Low-moderate risk)
- Score 2: 2.2% CVA Risk (Moderate-high risk)
- Score 3: 3.2% CVA Risk
- Score 4: 4.8% CVA Risk
- Score 5: 7.2% CVA Risk
- Score 6: 9.7% CVA Risk
- Score 7: >10% CVA Risk
- From Swedish Atrial FibrillationCohort study
V. Efficacy
- More accurate than CHADS2 Score at identifying a cohort of Atrial Fibrillation patients who could benefit from oral Anticoagulation
- Includes more risk factors in the mnemonic than CHADS2