C2 HEST, Havoc Score, Brown ESUS-AF Score
Clinical Score for Predicting Atrial Fibrillation in Patients with Cryptogenic Stroke or Transient Ischemic Attack
Havoc Score
Brown ESUS-AF Score
C2 HEST score
Result
Sum score: 0
Low risk: 0-1
Annual incidence of atrial fibrillation 23.5 per 1000 person-years.
Receiver operating characteristic curve and C statistics for CHA2DS2-VASc, HAVOC, Brown ESUS-AF, and C2HEST risk scores in the prediction of atrial fibrillation.

Stroke. 2024 Feb 1;55(2):454–62
References
1) Li Y, Bisson A, Bodin A, Herbert J, Grammatico‐Guillon L, Joung B, et al. C2 HEST Score and Prediction of Incident Atrial Fibrillation in Poststroke Patients: A French Nationwide Study. Journal of the American Heart Association. 2019 Jul 2;8(13):e012546. doi:10.1161/JAHA.119.012546
2) Kwong C, Ling AY, Crawford MH, Zhao SX, Shah NH. A Clinical Score for Predicting Atrial Fibrillation in Patients with Cryptogenic Stroke or Transient Ischemic Attack. Cardiology. 2017;138(3):133-140. doi: 10.1159/000476030. Epub 2017 Jun 28. PMID: 28654919; PMCID: PMC5683906.
3) Ricci B, Chang AD, Hemendinger M, Dakay K, Cutting S, Burton T, Mac Grory B, Narwal P, Song C, Chu A, Mehanna E, McTaggart R, Jayaraman M, Furie K, Yaghi S. A Simple Score That Predicts Paroxysmal Atrial Fibrillation on Outpatient Cardiac Monitoring after Embolic Stroke of Unknown Source. J Stroke Cerebrovasc Dis. 2018 Jun;27(6):1692-1696. doi: 10.1016/j.jstrokecerebrovasdis.2018.01.028. Epub 2018 Feb 28. PMID: 29501269.
4) Palaiodimou L, Theodorou A, Triantafyllou S, Dilaveris P, Flevari P, Giannopoulos G, et al. Performance of Different Risk Scores for the Detection of Atrial Fibrillation Among Patients With Cryptogenic Stroke. Stroke. 2024 Feb 1;55(2):454–62. doi:10.1161/STROKEAHA.123.044961
