Table 1

Baseline characteristics

CharacteristicsPatients with MT and IVT (n=105)Patients with MT and no IVT (n=145)p ValuePatients with MT alone without contraindications for IVT (n=70)Patients with MT alone with contraindications for IVT (n=75)p Value
Age (years) median (SD)70.2 (12.6)69.3 (14.9)0.88270.7 (17.1)68 (12.4)0.041
Male sex, n (%)52 (49.5)78 (53.8)0.46938 (54.3)40 (54.1)0.978
NIHSS score at admission, median (IQR)15.5 (12–20)15 (9–19)0.21515 (10–18)15 (8–20)0.683
Secondarily referred for thrombectomy, n (%)103 (98.1)100 (69.0)<0.00141 (58.6)59 (78.7)0.009
Hypertension, n (%)82 (79.6)104 (71.7)0.15749 (70.0)55 (73.3)0.656
Diabetes mellitus, n (%)16 (16.7)28 (19.9)0.52711 (16.4)17 (23.0)0.330
Current smoking, n (%)15 (15.2)25 (18.0)0.56412 (17.9)13 (18.1)0.982
Hyperlipidemia, n (%)17 (17.0)31 (22.1)0.32613 (19.4)18 (24.7)0.454
Atrial fibrillation, n (%)26 (25.5)56 (38.9)0.02825 (36.2)31 (41.3)0.530
Prior cerebrovascular event, n (%)13 (12.9)34 (23.8)0.03314 (20.3)20 (27.0)0.344
Symptom-to-first imaging time* (min), median (IQR)77 (55–139)87 (57–172)0.51673 (55–119)119 (59–369)0.001
Symptom-to-needle time* (min), median (IQR)115 (84–181)
Site of symptomatic vessel occlusion†, n (%)
 Internal carotid artery19 (18.1)30 (20.7)0.61020 (28.6)10 (13.3)0.024
 Carotid T21 (20.0)20 (13.8)0.1916 (8.6)14 (18.7)0.078
 MCA M148 (45.7)52 (35.9)0.11725 (35.7)27 (36.0)0.971
 MCA M220 (19.0)23 (15.9)0.51012 (17.1)11 (14.7)0.683
 Basilar artery10 (9.5)21 (14.5)0.2407 (10.0)14 (18.7)0.138
 Other (ACA A1. PCA P1. vertebral artery)6 (5.7)14 (9.7)0.2574 (5.7)10 (13.3)0.121
  • *Stroke symptom onset or last time point patient seen well.

  • †Multiple occlusion sites possible.ACA, anterior cerebral artery; IVT, intravenous thrombolysis; MCA, middle cerebral artery; MT, mechanical thrombectomy; NIHSS, National Institutes of Health Stroke Scale; PCA, posterior cerebral artery.