Aneurysm size for aneurysms with and without gadolinium enhancement
| No Gadolinium Enhancement (n = 4) | Gadolinium Enhancement (n = 12) | P | |
|---|---|---|---|
| Length baseline median (range) | 10.75 (6.5–46.0) | 14.5 (7.00–66.5) | .316 |
| Width baseline median (range) | 10.5 (9.0–41.0) | 11.5 (5.5 − 38.5) | .953 |
| Neck baselinea median (range) | 9.5 (8.0–11.0) | 12.0 (3.5–22.0) | .482 |
| Growth (length) median (range) | 1.0 (−1.0–4.0) | 0.5 (−0.5–4.5) | >.999 |
| Growth (width) median (range) | 1.0 (−1.0–4.0) | 0.5 (−0.5–4.5) | >.999 |
| Growth (neck)a median (range) | 0.0 (−1.0–0.5) | 2.0 (0.5–3.0) | .012b |
| Growth (any direction ≥2 mm) (No.) (%) | 2 (50) | 2 (16.7) | .245 |