Table 2.
Characteristics of endovascular procedures.
| Variables | All (n = 60) | Anterograde (n = 31) | Retrograde (n = 29) | P value |
|---|---|---|---|---|
| Collateral (ASITN/SIR), no. (%) | ||||
| 0–1 | 31 (51.7%) | 17 (54.8%) | 14 (48.3%) | 0.61 |
| 2–3 | 29 (48.3%) | 14 (45.2%) | 15 (51.7%) | |
| Intravenous thrombolysis, n (%) | 21 (35.0%) | 8 (25.8%) | 13 (44.8%) | 0.12 |
| Time intervals | ||||
| Time from onset to emergency room, min, mean (SD) | 166 (105) | 172 (114) | 160 (97) | 0.66 |
| Time from door to puncture, min, mean (SD) | 131 (61) | 137 (63) | 125 (60) | 0.45 |
| Time from onset to treatment,a median (IQR), min | 297 (221–355) | 298 (220–365) | 295 (221–338) | 0.58 |
| Time from groin puncture to reperfusion, median (IQR), min | 122 (90–167) | 125 (86–167) | 116 (91–179) | 0.99 |
| Distal occlusion recanalisation, median (IQR), min | 114 (81–153) | 125 (86–167) | 95 (74–122) | 0.04 |
| Time from onset to recanalisation, median (IQR), min | 410 (351–514) | 405 (336–521) | 410 (367–487) | 0.94 |
| Treatment strategy | ||||
| ICA stenting, n (%) | 25 (41.7%) | 10 (32.3%) | 15 (51.7%) | 0.13 |
| MCA recanalisation | 0.16 | |||
| Retrievable stent, n (%) | 41 (68.3%) | 20 (64.5%) | 21 (72.4%) | |
| Intra-arterial thrombolysis, n (%) | 13 (21.7%) | 8 (25.8%) | 5 (17.2%) | |
| Angioplasty, n (%) | 3 (5.0%) | 0 | 3 (10.3%) | |
| Aspiration, n (%), | 1 (1.7%) | 1 (3.2%) | 0 | |
| Spontaneous recanalisation, n (%) | 2 (3.3%) | 2 (6.5%) | 0 | |
| mTICI, n (%) | 0.15 | |||
| 0–2a | 13 (21.7%) | 9 (29.0%) | 4 (13.8%) | |
| 2b–3 | 47 (78.3%) | 22 (71.0%) | 25 (86.2%) | |
a
Time from symptom onset to groin puncture.
ASITN/SIR: American Society of Interventional and Therapeutic Neuroradiology/Society of Interventional Radiology; ICA: internal carotid artery; MCA: middle cerebral artery; mTICI: modified thrombolysis in cerebral infarction.