Services - Stroke Prevention & Treatment
Stroke Risk Calculator
This tool can predict a patient's stroke risk 90 days after a
Transient Ischemic Attack (TIA).
Risk Factor
Age
> 60 years (1 point)
< 60 years (0 points)
Blood pressure
Systolic BP > 140mm Hg, or
Diastolic BP > 90 mm Hg (1 point)
Systolic BP < 140 mm Hg, or
Diastolic BP < 90 mm Hg (0 points)
Clinical featurs of TIA
Unilateral weakness with or without speech impairment (2 points)
Speech impairment without unilateral weakness (1 point)
Duration
TIA duration > 60 minutes (2 points)
TIA duration 10-50 minutes (1 point)
Diabetes
Yes (1 point)
No (0 points)
Total ABCD score and 90 day stroke risk assessment after a TIA.
ABCD Score 90 day stroke risk
1 2%
2 4%
3 4%
4 10%
5 14%
6 18%
7 22%
References
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