Skip to main content

Table 1 Risk scoring systems of the SITS SICH risk score and the extended risk score

From: Oxfordshire community stroke project classification improves prediction of post-thrombolysis symptomatic intracerebral hemorrhage

  No. of points
Risk factor SITS SICH risk score Extended risk score
Aspirin + clopidogrel 3 3
Aspirin monotherapy 2 2
NIHSS ≥13 2 2
NIHSS 7-12 1 1
Blood glucose ≥180 mg/dL 2 2
Age ≥72 y 1 1
Systolic blood pressure ≥146 mm Hg 1 1
Weight ≥95 kg 1 1
Onset-to-treatment time ≥180 min 1 1
History of hypertension 1 1
Total anterior circulation infarct N/A 3
Maximal total points 12 15*
  1. N/A indicates not applicable; SICH: symptomatic intracerebral hemorrhage; SITS: the Safe Implementation of Thrombolysis in Stroke.
  2. *Patients with posterior circulation infarcts were assigned an extended risk score of zero, irrespective of their original SITS SICH risk scores.