Table 2. Comparison of imaging findings and staging of HCC in patients with and without TIPS.
| HCC-TIPS N = 37 |
HCC-No TIPS N = 242 |
p-value | |
|---|---|---|---|
| Number of scans (IQR) | 3.00 [2.00, 6.00] | 2.00 [1.00, 3.00] | <0.001 |
| Duration of surveillance (months, IQR) | 11.00 [1.00, 48.00] | 1.00 [0.00, 19.00] | 0.001 |
| Number of lesions | 1.00 [1.00, 2.00] | 1.00 [1.00, 2.00] | 0.850 |
| Multiple lesions | 17 (45.9) | 106 (44.5) | 1.000 |
| Arterial enhancements | 30 (81.1) | 218 (90.1) | 0.180 |
| Delayed venous washout | 17 (45.9) | 132 (54.5) | 0.424 |
| Atypical imaging | 8 (21.6) | 35 (14.5) | 0.380 |
| Pseudocapsule | 14 (37.8) | 66 (27.3) | 0.259 |
| MRI Portal venous washout (%) |
8 7 (87.5) |
33 25 (75.8) |
0.807 |
| CT Portal venous washout (%) |
29 20 (69.0) |
209 118 (51.6) |
0.281 |
| Focality (%) | 0.489 | ||
| Missing | 0 (0.0) | 1 (0.4) | 0.662 |
| Infiltrative | 0 (0.0) | 9 (3.7) | |
| Multiple | 16 (43.2) | 99 (40.9) | |
| Single | 21 (56.8) | 133 (55.0) | |
| LI-RADS (%) | 0.188 | ||
| LR-3 | 4 (10.8) | 12 (5.0) | |
| LR-4 | 6 (16.2) | 64 (26.4) | |
| LR-5 | 27 (73.0) | 166 (68.6) | |
| Vascular Invasion (%) | 0.335 | ||
| Missing | 2 (5.4) | 6 (2.5) | 0.372 |
| Macrovascular Invasion | 0 (0.0) | 11 (4.5) | |
| Microvascular Invasion | 0 (0.0) | 3 (1.2) | |
| None | 35 (94.6) | 222 (91.7) | |
| TNM stage at diagnosis | 0.387 | ||
| Missing | 0 (0.0) | 3 (1.2) | 0.474 |
| 1 | 21 (56.8) | 121 (50.0) | |
| 2 | 11 (29.7) | 79 (32.6) | |
| 3 | 0 (0.0) | 15 (6.2) | |
| 4 | 5 (13.5) | 24 (9.9) | |
| Orthotopic liver transplantation | 14 (37.8) | 97 (40.1) | 0.937 |
| Deceased | 10 (27.0) | 69 (28.5) | 1.000 |