Angiographic results
| GDCs | Matrix Coils | Total | |
|---|---|---|---|
| Aneurysms coiled | 219 | 145 | 364 |
| Total occlusion, 95–100% (%) | 196 (89.5) | 128 (88.3) | 324 (89) |
| Near-total occlusion 90–94% (%) | 14 (6.4) | 15 (10.3) | 29 (8) |
| Incomplete occlusion < 90%(%) | 9 (4.1) | 2 (1.4) | 11 (3) |
| Vasospasm detected (%) | 67/160 | 61/100 | 128/260 |
| (41.9) | (61) | 49.2) | |
| Improvement with papervine (%) | 42/67 | 41/61 | 83/128 |
| (62.7) | (67.2) | (64.8) | |
| Angioplasty (%) | 13/160 | 4/100 | 17/260 |
| (8.1) | (4) | (6.5) | |
| Angioplasty successful (%) | 12/13 | 4/4 | 16/17 |
| (92.3) | (100) | (94.1) |
Note:—GDC indicates Gugliemi detachable coil.