Table 2.
Correlation between tumor stain washout in the venous phase and histological differentiation
| Tumor stain washout in the venous phase |
Histological differentiation |
|||
|---|---|---|---|---|
| Well | Moderately | Poorly | p-value | |
| All HCCs |
n = 56 |
n = 137 |
n = 33 |
|
| Positive (n = 133) |
16 (29%) |
86 (63%) |
31 (94%) |
|
| Negative (n = 93) |
40 (71%) |
51 (37%) |
2 (6%) |
<0.001 |
| Small HCCs (3 cm or less) |
n = 48 |
n = 81 |
n = 16 |
|
| Positive (n = 74) |
11 (23%) |
47 (58%) |
16 (100%) |
|
| Negative (n = 71) | 37 (77%) | 34 (42%) | 0 (0%) | <0.001 |
HCC, hepatocellular carcinoma.
The p-value was calculated among each differentiation group by positive versus negative tumor stain washout using Fisher’s exact test.