Aneurysm characteristics
| Characteristics | ||
|---|---|---|
| Aneurysm size (mm) (mean) (range) | 5.1 ± 1.7 | 2.0–9.5 |
| <5 | 223 | (44.6%) |
| ≥5 | 277 | (55.4%) |
| Aneurysm neck (mm) (mean) (range) | 3.1 ± 1.1 | 1.0–6.5 |
| <4 | 378 | (75.6%) |
| ≥4 | 122 | (22.4%) |
| D/N ratio | 1.74 ± 0.48 | 0.71–4.0 |
| <1.5 | 146 | (29.2%) |
| ≥1.5 | 354 | (70.8%) |