Characteristics of all patients with 90 days follow-up (pM1 and dM1 groups)
| Characteristics | All (n=42) | pM1 (n=24) | dM1 (n=18) | p Value |
|---|---|---|---|---|
| Age (mean±SD) | 67±14 | 63±14 | 71±11 | 0.07 |
| Baseline NIHSS (mean±SD) | 15±4 | 16±4 | 14±4 | 0.06 |
| IVT | 37/42 | 19/24 | 18/18 | 0.06 |
| Baseline ASPECTS (median, IQR) | 9 (6–10) | 9 (6–10) | 10 (7–10) | 0.11 |
| Onset to revascularization, min (median, IQR) | 267 (215–309) | 260 (196–311) | 276 (239–313) | 0.5 |
| Groin puncture to revascularization, min (median, IQR) | 66 (45–88) | 65 (39–88) | 67 (51–83) | 0.8 |
| mTICI 2a | 4/42 (10%) | 3/24 (13%) | 1/18 (6%) | 0.6 |
| mTICI 2b | 18/42 (43%) | 8/24 (33%) | 10/18 (56%) | 0.2 |
| mTICI 3 | 20/42 (48%) | 13/24 (54%) | 7/18 (39%) | 0.4 |
| Hospitalization, days (median, range) | 8 (1–33) | 8.5 (1–33) | 6.5 (3–28) | 0.77 |
| Discharge NIHSS (mean±SD) | 7±6 | 8±5 | 5±5 | 0.2 |
| Discharge mRS (median, range) | 3 (0–6) | 3 (0–6) | 2 (0–6) | 0.2 |
| Good clinical outcome at discharge (mRS≤2) | 18/42 (43%) | 7/24 (29%) | 11/18 (61%) | 0.53 |
| Disability-free outcome at discharge (mRS 0 or 1) | 9/42 (21%) | 2/24 (8%) | 7/18 (39%) | 0.03 |
| Infarct of the basal ganglia comprising the internal capsule (24 h control CT scan) | 22/42 (52%) | 20/24 (83%) | 2/18 (11%) | <0.0001 |
ASPECTS, Alberta Stroke Program Early CT Score; dM1, distal M1 occlusion; IVT, intravenous thrombolysis; mTICI, modified Thrombolysis In Cerebral Infarction; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; pM1, proximal M1 occlusion.