CHADS₂ Score Calculator
Calculate the CHADS₂ score to estimate stroke risk in patients with non-valvular atrial fibrillation.
How to Use
- Select Yes or No for each clinical criterion.
- Click Calculate to see the CHADS₂ score and stroke risk.
- Review the anticoagulation recommendation.
Casi d'Uso
- •Atrial fibrillation stroke risk stratification.
- •Anticoagulation therapy decisions.
- •Cardiology outpatient assessments.
Formula
CHADS₂: Congestive heart failure (1) + Hypertension (1) + Age ≥75 (1) + Diabetes (1) + Stroke/TIA history (2). Maximum score: 6.
Domande Frequenti
What does CHADS₂ stand for?
C=Congestive heart failure, H=Hypertension, A=Age ≥75, D=Diabetes mellitus, S₂=prior Stroke or TIA (worth 2 points).
When is anticoagulation recommended?
Score 0: aspirin or no therapy. Score 1: aspirin or anticoagulation. Score ≥2: anticoagulation strongly recommended.
Disclaimer
For educational purposes only. Does not replace professional medical evaluation.