Canadian TIA Score
Estimate 7-day Risk of Stroke or Carotid Revascularization
The Canadian Transient Ischaemic Score is decision tool stratifies patients’ seven day risk for stroke, with or without carotid endarterectomy/carotid artery stenting, after presenting to the emergency department with a transient ischemic attack.
The score was found to be more accurate than the ABCD² and ABCD²I scores in determining risk for a stroke within 7 days of having a transient ischemic attack.
Scoring system & interpretation
- Scores of -3 to 3 = Low Risk (0.5%)
- Scores of 4 to 8 = Intermediate Risk (2.3%)
- Scores of >8 = High Risk (5.9%)
Perry JJ, Sivilotti MLA, Émond M et al.