Table 2 Baseline imaging findings
|  | N reported | Group 1 (N = 12) | Group 2 (N = 37) | Group 3 (N = 26) | Combined | p-value |
|---|---|---|---|---|---|---|
Tumor Number | 73 | Â | Â | Â | Â | 0.09 |
1 | Â | 7 | 21 | 7 | 35 (48%) | Â |
2–3 |  | 1 | 8 | 7 | 16 (21%) |  |
 > 4 |  | 4 | 6 | 12 | 22 (30%) |  |
Tumor Location | 75 |  |  |  |  |  < 0.001 |
Bilobar | Â | 1 | 8 | 16 | 25 (33%) | Â |
One Lobe | Â | 11 | 29 | 10 | 50 (67%) | Â |
Total Tumor Diameter (cm) | 49 | 6.4 (3.2–13.6) | 12.9 (7.5–16.1) | 15.1 (10.6–22.3) | 12.9 (7.0–20.0) | 0.06 |
Vascular Invasion | 69 | 12 | 37 | 6 | 55 (80%) |  < 0.001 |
Patent | Â | 0 (0%) | 0 (0%) | 14 (70%) | 14 (20%) | Â |
Segmental Thrombosis | Â | 5 (42%) | 11 (30%) | 2 (10%) | 18 (26%) | Â |
Lobar Thrombosis | Â | 2 (17%) | 12 (32%) | 3 (15%) | 17 (25%) | Â |
Main Thrombosis | Â | 5 (42%) | 14 (38%) | 1 (5%) | 20 (29%) | Â |