Patients’ characteristics
| Characteristics | Number (%) |
| Number of patients | 141 |
| Age, years | 57.1±14.0 |
| Women | 94 (66.7%) |
| Number of aneurysms/procedures | 148 |
| Ruptured aneurysms | 110 |
| Ruptured aneurysms with vasospasm | 28 (25.5%) |
| Haemorrhagic events | 31 (20.9%) |
| Aneurysm location | |
| Anterior circulation | 110 (74.3%) |
| Posterior circulation | 38 (25.7%) |