Table 1

Description of the ABCD2 clinical prediction rule for stroke risk after TIA

Age≥601 point
Blood pressure≥140/90 mm Hg at acute evaluation1 point
Clinical features1 point for speech disturbance without weakness; 2 points for unilateral weakness
Duration1 point for 10–59 min, 2 points for≥60 min
Diabetes1 point
  • Patients scoring 4 or more points are deemed as high risk.3

  • TIA, transient ischaemic attack.