Aneurysmal geometry
| Parameter | 3D-DSA (Median, IQR) | 4D-DSA (Median, IQR) | r |
|---|---|---|---|
| Max. diameter (mm) | 11 (9–20) | 11 (9–20) | 0.988 (P < .001) |
| Max. volume (mm3) | 356 (161–1196) | 381 (159–1065) | 0.976 (P < .001) |
| Ostium size1 (mm) | 5 (4–7) | 5 (4–7) | 0.976 (P < .001) |
| Ostium size2 (mm) | 5 (4–6) | 5 (4–6) | 0.857 (P = .002) |
Note:—Max. indicates maximum; IQR, interquartile range.