Procedure-related complications
| Total | Stent-Assisted | No Stent | χ2 | |
|---|---|---|---|---|
| No. of procedures | 1699 | 299 | 1400 | – |
| Complications, n (%) | 107 (6.3) | 28 (9.4) | 79 (5.6) | 0.016a |
| Ischemia | 70 (4.1) | 21 (7.0) | 49 (3.5) | 0.005a |
| Hemorrhage | 34 (2.0) | 7 (2.3) | 27 (1.9) | 0.64 |
| Hydrocephalus | 3 (0.2) | 0 | 3 (0.2) | 0.42 |
| Complication-related deaths, n (%) | 23 (1.4) | 8 (2.7) | 15 (1.1) | 0.029a |
↵a Significant value.