Calculate Your Stroke Risk

Fill in the clinical parameters below to calculate the CHA₂DS₂-VASc score for atrial fibrillation stroke risk.

Results & Recommendations

0
CHA₂DS₂-VASc Score
Low Stroke Risk
1 Stroke Risk Estimate
Annual Stroke Risk:
1.3% per year
Evidence-Based Data:
  • Based on large cohort studies including the Euro Heart Survey
  • Validated in multiple populations and clinical settings
  • Consistent with ACC/AHA/ESC guideline recommendations
2 Detailed Clinical Advice
Primary Recommendations:
No anticoagulation therapy indicated based on current score.
Risk-Benefit Considerations:
  • Anticoagulation risks likely outweigh benefits at this risk level
  • Consider annual reassessment of stroke risk factors
  • Monitor for development of additional risk factors
3 Recommended Management
Anticoagulation Strategy:
No antithrombotic therapy recommended.
Alternative Approaches:
  • Consider aspirin 75-100 mg daily if other vascular indications present
  • Focus on aggressive risk factor modification
  • Regular cardiovascular health monitoring
Follow-up Schedule:
  • Annual cardiovascular risk assessment
  • Regular blood pressure monitoring
  • Consider echocardiogram if not performed recently
4 Critical Actions & Next Steps
Immediate Actions:
  • Document CHA₂DS₂-VASc score in medical record
  • Discuss results with patient and family
  • Review modifiable risk factors
Patient Education:
  • Explain atrial fibrillation stroke risks
  • Discuss signs and symptoms of stroke/TIA
  • Review importance of regular follow-up
Monitoring Requirements:
  • Annual reassessment of CHA₂DS₂-VASc score
  • Regular monitoring for new risk factors
  • Consider HAS-BLED score for bleeding risk if anticoagulation considered later

CHA₂DS₂-VASc Score Formula

Congestive heart failure (1 point) • Hypertension (1 point) • Age ≥75 years (2 points) • Diabetes (1 point) • Stroke/TIA/thromboembolism (2 points) • Vascular disease (1 point) • Age 65-74 years (1 point) • Sex category female (1 point)