Table 2.
Perioperative outcomes.
| Overall (n = 69) | Successful reperfusion (n = 51) | Unsuccessful reperfusion (n = 18) | P-value | |
|---|---|---|---|---|
| Operation time (min), median (IQR) | 90 (60–105) | 90 (72.5–120) | 75 (48.75–90) | 0.029* |
| Occlusion length, mm | 23.28 ± 12.33 | 22.23 ± 12.26 | 26.27 ± 12.36 | 0.209 |
| Endovascular treatment | ||||
| Microwire passage | 56 (81.16%) | 51 (100%) | 5 (27.78%) | − |
| Microcatheter passage | 56 (81.16%) | 51 (100%) | 5 (27.78%) | − |
| Balloon angioplasty | 52 (75.36%) | 51 (100%) | 1 (5.56%) | − |
| Stenting | 46 (66.67%) | 46 (90.20%) | 0 (0%) | − |
| Intraoperative complications | ||||
| Dissection | 6 (8.70%) | 2 (3.92%) | 4 (22.22%) | 0.018* |
| Perforation | 1 (1.45%) | 0 (0.00%) | 1 (5.56%) | 0.090 |
| In-stent thrombosis | 1 (1.45%) | 1 (1.96%) | 0 (0.00%) | 0.550 |
| Periprocedural complications | 26 (37.68%) | 22 (43.14%) | 4 (22.22%) | 0.115 |
| Intracerebral hemorrhage | 0.472 | |||
| Intraparenchymal hemorrhage | 4 (5.80%) | 4 (7.84%) | 0 (0.00%) | |
| Subarachnoid hemorrhage | 7 (10.14%) | 5 (9.80%) | 2 (11.11%) | |
| Symptomatic intracranial hemorrhage | 4 (5.80%) | 3 (5.88%) | 1 (5.56%) | 0.959 |
| In-stent re-occlusion | 3 (4.35%) | 3 (5.88%) | − | − |
| Perioperative transient ischemic attack or ischemic stroke | 0.460 | |||
| Transient ischemic attack | 4 (5.80%) | 4 (7.84%) | 0 (0.00%) | |
| Ischemic stroke | 12 (17.39%) | 9 (17.65%) | 3 (16.67%) | |
| Other complications | 3 (4.35%) | 3 (5.88%) | 0 (0.00%) | 0.293 |
| NIHSS at discharge (median) (IQR) | 0 (0–3) | 0 (0–3) | 0 (0–1) | 0.296 |
| mRS at discharge (median) (IQR) | 0 (0–2) | 0 (0–2) | 1 (0–1) | 0.729 |
*P < 0.05.