Initial and final results of treatment (no. of aneurysms/%) during follow-up interval
| Category of Aneurysm | Matrix Coils | Bare Platinum Coils | ||
|---|---|---|---|---|
| Initial Result | Final Result | Initial Result | Final Result | |
| OBL | 23/28% | 29/43% | 32/40% | 28/53% |
| Neck | 30/37% | 9/13% | 30/38% | 8/15% |
| Residual + recurrence | 29/35% | 30/44% | 18/22% | 17/32% |
Note:—OBL indicates obliterated.