STROKE-CHADSVASC SCORE

SUMMARY

CHADS₂ SCORE
1. Congestive cardiac failure (EF < 35%): 1 point
2. Hypertension (SBP > 160mmHg or treated hypertension): 1 point
3. Age >= 75yr: 1 point
4. Diabetes: 1 point
5. Stroke (prior stroke or TIA): 2 points

CHADS₂ TREATMENT RECOMMENDATIONS (Gage et al, Selecting patients with AF for anticoagulation: stroke risk stratification in patients taking Aspirin)
1. SCORE 0: Aspirin 75-80mg daily
2. SCORE 1-2: Aspirin 75-80mg daily OR Warfarin target INR 2-3
3. SCORE 3-6: Warfarin target INR 2-3

Reference(s)

Wilkinson, I., Furmedge, D. and Sinharay, R. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press. Get it on Amazon.
Feather, A., Randall, D. and Waterhouse, M. (2020). Kumar And Clark’s Clinical Medicine. 10th ed. S.L.: Elsevier Health Sciences. Get it on Amazon.
Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
Therapeutic Guidelines. Melbourne: Therapeutic Guidelines Limited. https://www.tg.org.au [Accessed 2021].