Table 4.
Aggregate results (mean ± std) from radiologic evaluation n = 12 for all categories except n = 10 for Category 10
| Category 1: Identification of feeding vessel(s) |
3.55 ± 0.67 |
| Category 2: Identification of filling nidus | 3.41 ± 0.80 |
| Category 3: Characterization of venous outflow |
3.68 ± 0.57 |
| Category 4: Identification of normal venous structures |
3.67 ± 0.56 |
| Category 5: Demonstration of malformation extent |
3.83 ± 0.64 |
| Category 6: Identification of tissue involvement |
3.91 ± 0.29 |
| Category 7: Vessel sharpness | 3.71 ± 0.46 |
| Category 8: Presence of artifact | 3.25 ± 0.53 |
| Category 9: Quality for diagnosis and treatment planning |
3.58 ± 0.58 |
| Category 10: Correlation with treatment images |
3.89 ± 0.46 |