CHA2DS2-VASc Score Calculator
Stroke risk stratification in non-valvular atrial fibrillation.
Important Health Disclaimer
This calculator provides general health information based on standard medical formulas and WHO guidelines. Results are for informational and educational purposes only and should not be considered as professional medical advice, diagnosis, or treatment recommendations.
For health concerns, medical conditions, fitness plans, or dietary decisions, please consult with qualified healthcare professionals, licensed physicians, registered dietitians, or certified fitness trainers who can evaluate your individual health status and medical history.
Individual health needs vary significantly. These calculations are general estimates and may not be appropriate for everyone, especially those with existing medical conditions, pregnant women, children, or elderly individuals.
Not a substitute for professional medical advice
CHA₂DS₂-VASc Criteria
Select all criteria that apply:
CHA₂DS₂-VASc Score
0/9
Annual Stroke Rate: 0%
Recommendation
No anticoagulation
Treatment Guidelines
- Score 0 (male) / 1 (female): No anticoagulation
- Score 1 (male) / 2 (female): Consider anticoagulation
- Score ≥2 (male) / ≥3 (female): Anticoagulation recommended
Female Sex Modifier
Female sex is considered a "risk modifier" rather than a risk factor. It increases stroke risk only when other risk factors are present. CHA₂DS₂-VASc 1 (female only) = true low risk.
Mnemonic
- C - CHF/LV dysfunction (+1)
- H - Hypertension (+1)
- A₂ - Age ≥75 (+2)
- D - Diabetes (+1)
- S₂ - Stroke/TIA (+2)
- V - Vascular disease (+1)
- A - Age 65-74 (+1)
- Sc - Sex category female (+1)
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