Aneurysm location patterns in the stent- and nonstent-assisted coil embolization groups
| Stent-Assisted (%), n = 40 | Nonstent-Assisted (%), n = 86 | |
|---|---|---|
| Internal carotid artery | 25 (62.5) | 50 (62.8) |
| Cavernous | 5 (12.5) | 9 (11.6) |
| Proximal intradural or ophthalmic | 16 (40.0) | 30 (37.2) |
| Posterior communicating | 2 (5.0) | 6 (7.0) |
| Anterior choroidal | 1 (2.3) | |
| Bifurcation | 2 (5.0) | 4 (4.7) |
| Middle cerebral artery | 2 (5.0) | 6 (8.1) |
| Bifurcation | 2 (5.0) | 6 (8.1) |
| Anterior cerebral artery | 2 (5.0) | 6 (8.1) |
| Anterior communicating | 2 (5.0) | 6 (8.1) |
| Posterior circulation | 11 (27.5) | 17 (21.0) |
| Basilar bifurcation | 7 (17.5) | 11 (14.0) |
| Others | 4 (10.0) | 6 (7.0) |