Table 1.
Descriptive analysis and comparison between the presence or absence of MVI.
| Variable | Mean | SD | Minimum | Median | Maximum | P-value |
| HCC without MVI (n = 123) | ||||||
| Dimensions (cm) | 2.88 | 2.95 | 1.00 | 2.20 | 25.0 | 0.6811 |
| PAR | ||||||
| Portal phase | 115.89 | 26.42 | 66.32 | 113.79 | 222.97 | 0.6821 |
| Equilibrium phase | 128.20 | 21.59 | 86.30 | 123.64 | 187.50 | 0.7767 |
| RWR | ||||||
| Portal phase | 8.20 | 29.99 | -153.85 | 12.79 | 57.95 | 0.3232 |
| Equilibrium phase | 26.31 | 24.12 | -88.46 | 32.14 | 58.33 | 0.3864 |
| Attenuation difference | ||||||
| Arterial phase | 29.62 | 23.00 | -25.00 | 31.00 | 76.00 | 0.3567 |
| Portal phase | -8.39 | 15.82 | -45.50 | -10.50 | 33.00 | 0.7467 |
| Equilibrium phase | -14.81 | 9.23 | -38.50 | -14.00 | 10.00 | 0.8661 |
| HCC with MVI (n = 77) | ||||||
| Dimensions | 3.28 | 3.76 | 1.00 | 2.20 | 24.00 | |
| PAR | ||||||
| Portal phase | 114.70 | 25.00 | 64.89 | 113.70 | 232.93 | |
| Equilibrium phase | 126.74 | 19.80 | 101.76 | 124.22 | 205.32 | |
| RWR | ||||||
| Portal phase | 15.08 | 22.89 | -84.85 | 18.68 | 59.18 | |
| Equilibrium phase | 31.45 | 17.66 | -42.42 | 34.45 | 55.75 | |
| Attenuation difference | ||||||
| Arterial phase | 35.28 | 21.63 | -31.50 | 33.50 | 109.00 | |
| Portal phase | -8.56 | 15.04 | -54.50 | -11.00 | 46.00 | |
| Equilibrium phase | -14.56 | 8.62 | -49.50 | -14.50 | 1.50 | |
SD, standard deviation.