Initial treatment strategies and immediate angiographic results
| Parameter | Value |
| WEB treatment | |
| WEB only | 88 (77.2%) |
| Additional coiling | 11 (9.6%) |
| Additional devices | 20 (17.5%) |
| WEB type | |
| WEB DL | 17 (14.9%) |
| WEB SL | 74 (64.9%) |
| WEB SLS | 23 (20.2%) |
| Immediate angiographic results | |
| Complete occlusion (RROC=1) | 65 (57.0%) |
| Neck remnants (RROC=2) | 22 (19.3%) |
| Aneurysm remnants (RROC=3) | 27 (23.7%) |
DL, double layer; RROC, Raymond-Roy occlusion classification; SL, single layer; SLS, single layer sphere.