Hemorrhagic complications
| Complication | Patients | Total | Percentage |
|---|---|---|---|
| Intraprocedural rupture | 12 | 339 | 4% |
| Postprocedural rerupture (within 1 month) | 4 | 339 | 1% |
| Intraparenchymal hemorrhage (not ventricular drain−related) | 1 | 339 | <1% |
| Extra-axial hemorrhage (not ventricular drain−related) | 1 | 339 | <1% |
| Ventricular drain−related hemorrhage (patients who had dual antiplatelet therapy) | 9 | ≥90 | ≤10% |
| Total hemorrhagic complications | 27 | 339 | 8% |