Table 2:
Clinical and follow-up characteristics of 32 aneurysms treated with GDC 18 coils compared with 32 volume-matched controls treated with GDC 10 coils
| GDC 18 | GDC 10 | P value (t test) | |
|---|---|---|---|
| Number of aneurysms | 32 | 32 | |
| Woman/man | 27/5 | 20/12 | |
| Median age | 59.5 years | 54.5 years | |
| Anterior circulation | 29 | 21 | |
| Posterior circulation | 3 | 11 | |
| Ruptured/unruptured | 22/10 | 27/5 | |
| Procedural morbidity | 1 (3.1%) | 1 (3.1%) | 1.0 |
| Procedural rupture | 1 (3.1%) | 0 | 1.0 |
| Angiographic follow-up | 26 (81%) | 28 (88%) | |
| Mean angiographic follow-up | 12.7 months | 15.0 months | |
| Additional treatments | 2 of 26 (8%) | 4 of 28 (14%) | .74 |