Clinical and follow-up characteristics of 35 aneurysms treated with GDC 18 coils compared with 35 volume-matched controls treated with Trufill/Orbit coils
| GDC 18 | Trufill/Orbit | P value (t test) | |
|---|---|---|---|
| Number of aneurysms | 35 | 35 | |
| Woman/man | 27/8 | 19/16 | |
| Median age | 58 years | 56 years | |
| Anterior circulation | 32 | 24 | |
| Posterior circulation | 3 | 11 | |
| Ruptured/unruptured | 25/10 | 27/8 | |
| Procedural morbidity | 1 | 0 | 1.0 |
| Procedural rupture | 2 | 0 | .5 |
| Angiographic follow-up | 27 (77%) | 29 (83%) | |
| Mean angiographic follow-up | 6.4 months | 7.0 months | |
| Additional treatments | 5 of 27 (19%) | 4 of 29 (14%) | .9 |