Table 1 Univariate analysis comparing qualitative magnetic resonance imaging (MRI) features and hepatocellular carcinoma (HCC) differentiation level
Imaging features | Low-grade | Medium- grade | χ 2 | P | |
|---|---|---|---|---|---|
Tumor thrombus | Yes | 5(45%) | 6(55%) | 2.117 | 0.117 |
No | 107(74%) | 38(26%) | Â | Â | |
Signal intensity | homogeneous | 44(77%) | 13(23%) | 0.852 | 0.428 |
heterogeneous | 68(68%) | 31(31%) | Â | Â | |
Tumor capsule | Complete | 45(82%) | 10(18%) | 2.311 | 0.103 |
Incomplete | 55(64%) | 31(36%) | Â | Â | |
None | 12(80%) | 3(20%) | Â | Â | |
Tumor margins | smooth solitary nodule | 33(85%) | 6(15%) | 5.305 | 0.006 |
protruding nodule | 58(75%) | 19(25%) | Â | Â | |
fusion of multiple nodules | 21(53%) | 19(47%) | Â | Â | |
Intratumoral vascularity | s | 42(58%) | 31(42%) | 7.412 | 0.001 |
No | 70(84%) | 13(16%) | Â | Â | |
Peritumoral enhancement | Yes | 24(60%) | 16(40%) | 2.042 | 0.133 |
No | 88(76%) | 28(24%) | Â | Â | |
Peritumoral hypointense | Yes | 20(49%) | 21(51%) | 8.722 | 0.000 |
No | 92(80%) | 23(20%) | Â | Â | |