Table 2

Imaging and treatment-related features

Pre-optimizationPost-optimizationp Value
Tandem occlusion24.1%24.3%0.766
Cervical carotid occlusion15.6%11.2%0.309
Intracranial carotid17.4%15.9%0.750
M1 MCA87.6%90.4%0.163
Posterior circulation9.8%16.8%0.090
TICI 2b/3 reperfusion87.1%90.5%0.391
Combined IV rtPA+IA therapy37.0%28.6%0.155
Baseline NIHSS, median (IQR)17 (13–21)17 (14–21)0.600
ASPECTS, median (IQR)9 (8–10)8.5 (7–9)0.010
  • Bold type indicates significant values.

  • ASPECTS, Alberta Stroke Program Early CT Score; IA, intra-arterial; ICA, internal carotid artery; IV, intravenous; MCA, middle cerebral artery; NIHSS, National Institutes of Health Stroke Scale; rtPA, recombinant tissue plasminogen activator; TICI, Thrombolysis in Cerebral Infarction.