TableĀ 1

Clinical characteristics of patients

CTP performedNo CTP performedp Value*
Number277198
Age (year, SD)70.8 (14.1)76.1 (12.4)<0.001
Gender (male)165 (60%)108 (55%)0.30
Baseline NIHSS (median (IQR))10 (5, 18)10 (4, 18)0.65
Pre-morbid modified Rankin scale (mRS, median (IQR))0 (0, 2)0 (0, 4)<0.001
Diabetes66 (24%)59 (30%)0.17
Atrial fibrillation80 (29%)57 (29%)0.99
Hypertension164 (59%)126 (64%)0.33
Smoking62 (22%)21 (11%)0.001
Onset to presentation time, min, mean (SD)185 (255)277 (270)<0.001
Received tPA138 (50%)56 (28%)<0.001
  • *Wilcoxon test for continuous, Fisher's exact test for dichotomous.

  • CTP, CT perfusion; tPA, tissue plasminogen activator; NIHSS, National Institutes of Health Stroke Scale.