Treatment modality with regard to aneurysm sac diameter
| Treatment Modality | All IAs | <10 mm | 10–25 mm | >25 mm | P Value | ||||
|---|---|---|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | No. | % | ||
| Coiling alone | 650 | 47.8 | 569 | 49.5 | 81 | 39.3 | 0 | 0 | .003 |
| Balloon-assisted coiling | 552 | 40.6 | 472 | 41.1 | 80 | 38.8 | 0 | 0 | .24 |
| Stent-assisted coiling | 49 | 3.6 | 37 | 3.2 | 12 | 5.8 | 0 | 0 | .20 |
| Flow diversion | 65 | 4.8 | 35 | 3.1 | 27 | 13.1 | 3 | 75.0 | <0.001 |
| Flow disruption | 41 | 3.0 | 35 | 3.1 | 6 | 2.9 | 0 | 0 | .93 |
| Parent vessel occlusion | 2 | 0.2 | 1 | 0.1 | 0 | 0 | 1 | 25.0 | .006 |
| Total | 1359 | 100 | 1149 | 100 | 206 | 100 | 4 | 100 | |