Revascularization and clinical outcome compared with MAT12 and ADAPT6 trials using primary aspiration thrombectomy and NASA24 using stent retriever thrombectomy
| RITA (n=152) | MAT (n=112) | ADAPT (n=100) | NASA (n=354) | |
|---|---|---|---|---|
| Age | 68 | 66 | 66.3 | 67.3 |
| Site (%) | M1 (48), ICAT (26.3), B (9.2), T (16.4) | M1 (62), M2 (8), ICAT (19), B (11), T (18) | M1 (43), M2 (18), ICA (9), ICAT (14), B (5), T (11) | M1 (56), ICAT (23), B (10.2) |
| NIHSS baseline | 19.7 | 17 | 17 | 18.1 |
| Extra device, % | 36.8 | 41 | 22 | _ |
| PTR | 57.8 | 70 | 37 | 77 |
| TICI ≥2b, % | 75.6 | 86.6 | 95 | 72.5 |
| ENT, % | 1.9 | 3.5 | 0 | _ |
| sICH, % | 7.9 | 6.2 | 0 | 9.9 |
| 90-day mRS ≤2, % | 50.6 | 46.1 | 40 | 42 |
| 90-day mortality, % | 7.9 | 31 | 23 | 30.2 |
ADAPT, a direct aspiration first pass technique; B, basilar artery; ENT, embolization to new territories; ICA, internal carotid artery; ICAT, terminus internal carotid artery; MAT, manual aspiration thrombectomy; M1, M2, middle cerebral artery; mRS, modified Rankin Scale; P1, posterior cerebral artery; PTR, time from groin puncture to revascularization (min); sICH, symptomatic intracranial hemorrhage; T, tandem occlusions, TICI, Thrombolysis In Cerebral Infarction.