Table 1 MRI data for negative cases in hepatobiliary phase
Negative cases / mean (±SD) | Positive cases/mean (±SD) | p values | case#1 | case#2 | case#3 | case#4 | case#5 | case#6 | case#7 | case#8 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
Visible in hepatobiliary phase | 0/8 | 59/59 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Visible in T1w | 7/8 | 54/59 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | |
Visible in t2w | 7/8 | 49/59 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | |
Visible in DWI | 6/8 | 50/59 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | |
Wash-in visible | 4/8 | 53/59 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | |
Wash-out visible | 0/8 | 47/59 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Size in cm | 3.28(±1.70) | 5.43(±4.25) | n.s. | 1.50 | 5.00 | 3.50 | 2.20 | 1.00 | 2.90 | 6.50 | 3.60 |
T1 RIR | 1.17(±0.21) | 0.82(±0.23) | 0.0002 | 1.31 | 1.20 | 1.31 | 1.11 | 1.00 | 1.55 | 1.04 | 0.82 |
T2 fs RIR | 1.30(±0.45) | 1.95(±0.94) | n.s. | 1.71 | 1.28 | 0.76 | 0.89 | 0.74 | 1.26 | 1.72 | 2.00 |
ADC | 0.87(±0.14) | 0.89(±0.29) | n.s. | 0.87 | 0.52 | 0.95 | 0.88 | 0.92 | 0.98 | 0.87 | 0.95 |
ERa | 50.13(±26.58) | 84.30(±38.59) | 0.0198 | 75.97 | 11.52 | 11.69 | 65.88 | 33.67 | 84.62 | 67.68 | 50.00 |
ER late | 44.68(±25.99) | 57.27(±33.13) | n.s. | 39.86 | 8.76 | 5.66 | 54.71 | 41.71 | 90.23 | 60.95 | 55.56 |
RIR HB | 1.00(±0.19) | 0.65(±0.23) | 0.0001 | 1.08 | 0.98 | 0.68 | 1.02 | 0.99 | 1.42 | 0.94 | 0.92 |