Table 1.
Baseline patient and aneurysm characteristics
| Variable | Value (n = 32) |
|---|---|
| Age (years) | |
| Mean ± SD | 53.91 ± 14.45 |
| Range | 17–77 |
| Gender (%) | |
| Female | 27 (84%) |
| Male | 5 (16%) |
| SAH (%) | 16 (50%) |
| GCS (%) | |
| 0–3 | 0 (0%) |
| 4–6 | 2 (6%) |
| 7–9 | 2 (6%) |
| 10–12 | 3 (9%) |
| 13–15 | 25 (78%) |
| Hunt-Hess grade (%) | |
| 0 (unruptured) | 16 (50%) |
| 1 | 5 (16%) |
| 2 | 4 (12%) |
| 3 | 5 (16%) |
| 4 | 2 (6%) |
| 5 | 0 (0%) |
| mRS (%) | |
| 0 | 0 (0%) |
| 1 | 11 (34%) |
| 2 | 8 (25%) |
| 3 | 3 (9%) |
| 4 | 3 (9%) |
| 5 | 7 (22%) |
| Aneurysm number | 42 |
| Aneurysm size (mm) | |
| Mean ± SD | 16.81 ± 16.25 |
| Range | 1.6–74.7 |
| Complexity (one aneurysm may have several complexity) | |
| Giant (≥ 25 mm) | 6 |
| Large (15 mm–25 mm) | 6 |
| Difficult locations | 14 |
| Presence of collateral circulation | 4 |
| Intraluminal thrombus | 3 |
| Calcification of wall | 3 |
| Previous treatment | 2 |
| Others | 8 |
| Multiple aneurysms requiring simultaneous management | 5 (patients) |
| With sellar tumor | 1 |
| Wide neck | 1 |
| Dissecting aneurysm | 1 |
| Aneurysm location (%) | |
| Anterior circulation | 32 (76%) |
| AComA | 3 (7%) |
| MCA | 9 (21%) |
| ICA-PComA | 7 (17%) |
| ICA | 13 (31%) |
| Posterior circulation | 10 (24%) |
| PICA | 1 (2%) |
| AICA | 2 (5%) |
| PCA | 2 (5%) |
| SCA | 1 (2%) |
| BA | 4 (10%) |
SD = standard deviation, SAH = subarachnoid hemorrhage, GCS = Glasgow Coma Scale, mRS = modified Rankin score, AVM = arteriovenous malformation, AComA = anterior communicating artery, MCA = middle cerebral artery, ICA = internal carotid artery, PComA = posterior communicating artery, PICA = posterior inferior cerebellar artery, AICA = anterior inferior cerebellar artery, PCA = posterior cerebral artery, SCA = superior cerebellar artery, BA = basilar artery