Patient characteristics according to treatment
| Characteristics | Endovascular therapy | Thrombolysis alone | P value |
| (n=209) | (n=217) | ||
| Mean age (years) | 85±4 | 85±5 | 0.3 |
| Men, n (%) | 64 (31) | 70 (32) | 0.7 |
| Risk factors | |||
| Hypertension, n (%) | 190 (91) | 178 (82) | <0.01 |
| Hyperlipidemia, n (%) | 50 (24) | 32 (15) | <0.05 |
| Diabetes mellitus, n (%) | 49 (24) | 38 (18) | 0.1 |
| Atrial fibrillation, n (%) | 142 (68) | 147 (68) | 1.0 |
| NIHSS | |||
| median (IQR) | 14 (11–18) | 15 (11–17) | 0.3 |
| Workflow times, min, median (IQR) | |||
| Stroke onset to imaging | 125 (100–150) | 125 (100–160) | 0.5 |
| Stroke onset to initiation of systemic thrombolysis | 135 (117–160) | 140 (115–170) | 0.5 |
| CT to groin puncture | 60 (50–77) | NA | |
| Location of stroke, n (%) | |||
| Left hemisphere | 102 (49) | 107 (49) | 1.0 |
| Right hemisphere | 107 (51) | 110 (51) | |
| Location of occlusion* | |||
| Intracranial ICA | 59 (29) | 36 (17) | <0.01 |
| M1 MCA | 126 (60) | 125 (58) | 0.6 |
| M2 MCA | 24 (11) | 56 (26) | <0.01 |
| Baseline SI-ASPECTS, median (IQR) | 8 (6–9) | 9 (7–10) | <0.05 |
| Good recanalization (TICI 2b and 3) | 127 (61) | Not determined | |
ICA, internal carotid artery; MCA, middle cerebral artery; NIHSS, National Institutes of Health Stroke Scale; SI-ASPECTS, Source image Alberta Stroke Program Early CT score; TICI, Thrombolysis in Cerebral Infarction.
*Most proximal occlusion location.