Description of the ABCD2 clinical prediction rule for stroke risk after TIA
| Age≥60 | 1 point |
| Blood pressure≥140/90 mm Hg at acute evaluation | 1 point |
| Clinical features | 1 point for speech disturbance without weakness; 2 points for unilateral weakness |
| Duration | 1 point for 10–59 min, 2 points for≥60 min |
| Diabetes | 1 point |
Patients scoring 4 or more points are deemed as high risk.3
TIA, transient ischaemic attack.