Aneurysm characteristics
| Variable | Location, (n [%]) | P Value | |
|---|---|---|---|
| North America | International | ||
| Total patients | 407 | 219 | |
| Aneurysm size > 10 mm | 85 (20.9%) | 45 (20.5%) | .92 |
| Posterior circulation aneurysm | 65 (16.0%) | 18 (8.2%) | <.001 |
| Aneurysm neck width ≥ 4 mm | 159 (39.1%) | 67 (30.6%) | .04 |
| Ruptured aneurysm | 115 (28.3%) | 113 (51.6%) | <.001 |
| Dome-to-neck ratio < 1.5 | 118 (29.0%) | 53 (24.2%) | .20 |