Characteristics of study aneurysms and treatment
| Characteristic | No. (%) or Mean (Range) |
|---|---|
| Target IA location | |
| Anterior | |
| Cavernous | 5 (16.1) |
| Paraophthalmic | 15 (48.4) |
| Superior hypophyseal | 4 (12.9) |
| Posterior communicating | 4 (12.9) |
| M1 segment | 1 (3.2) |
| Posterior | |
| Distal pre-PICA vertebral | 1 (3.2) |
| PICA vertebral | 1 (3.2) |
| Neck ≥4 mm | 22 (71.0) |
| Maximum aneurysm dimension (mm) | 11.5 (2.5–26.6) |
| <10 mm | 20 (64.5) |
| 10–25 mm | 9 (29.0) |
| ≥25 mm | 2 (6.5) |
| Number of PEDs implanted | |
| 1 | 18 (58.1) |
| 2 | 11 (35.5) |
| 3 | 1 (3.2) |
| 4 | 1 (3.2) |
| Adjunctive coils placed | 16 (51.6) |