Multivariable logistic regression analysis for complete revascularization (modified Treatment in Cerebral Infarction grade 2c–3) and good clinical outcome (modified Rankin Scale score 0–2)
| Complete revascularization (mTICI 2c–3) following EVT | Good functional outcome (mRS 0–2) at 90 days | |||||||
| Crude OR (95% CI) | P value | Adjusted OR (95% CI)* | P value | Crude OR (95% CI) | P value | Adjusted OR (95% CI) | P value | |
| Procedural time (min) | 0.98 (0.975 to 0.994) | 0.001 | 0.98 (0.970 to 0.996) | 0.01 | ||||
| Combined SR+CA technique | 2.76 (1.095 to 6.974) | 0.03 | 3.04 (1.077 to 8.593) | 0.04 | ||||
| No of passes | 0.62 (0.456 to 0.841) | 0.002 | 0.76 (0.527 to 1.089) | 0.13 | ||||
| Etiology | 0.70 (0.456 to 1.085) | 0.11 | 0.81 (0.486 to 1.343) | 0.41 | ||||
| Clot location | 1.18 (0.837 to 1.662) | 0.35 | 1.20 (0.793 to 1.819) | 0.39 | ||||
| Rescue maneuver | 1.50 (0.575 to 3.928) | 0.41 | 5.59 (1.433 to 21.769) | 0.01 | ||||
| Initial NIHSS score | 0.96 (0.93 to 0.992) | 0.01 | 0.97 (0.939 to 1.012) | 0.18 | ||||
| Intravenous rt-PA | 2.28 (1.082 to 4.803) | 0.03 | 1.91 (0.854 to 4.293) | 0.12 | ||||
| Baseline PC-ASPECTS | 1.32 (1.073 to 1.617) | 0.008 | 1.20 (0.946 to 1.516) | 0.13 | ||||
| PC-CS | 1.23 (1.018 to 1.494) | 0.03 | 1.20 (0.981 to 1.469) | 0.08 | ||||
| Complete revascularization | 2.49 (1.111 to 5.566) | 0.03 | 2.73 (1.152 to 6.458) | 0.02 | ||||
*Adjusted for confounding differences between groups (etiology of ischemic stroke, clot location, and rescue maneuvers) adding to variables with p<0.05 in the univariate analysis (procedural time and number of device passes).
CA, contact aspiration; EVT, endovascular thrombectomy; mRS, modified Rankin Scale; mTICI, modified Treatment in Cerebral Infarction; NIHSS, National Institutes of Health Stroke Scale; PC-ASPECTS, posterior circulation Alberta Stroke Programme Early CT Score; PC-CS, posterior circulation collateral score; rt-PA, recombinant tissue plasminogen activator; SR, stent retriever.