Table 2.
Comparison of MRI features among lesions in different size groups
| Sign | Size group | p value | ||
|---|---|---|---|---|
| Small (< 2 cm) (n = 166) | Medium (2–5 cm) (n = 203) | Large (> 5 cm) (n = 43) | ||
| Subcapsular lesion | 62 (37.3%) | 73 (36.0%) | 29 (67.4%) | < 0.01 |
| Capsular retraction | 11 (6.6%) | 24 (11.8%) | 12 (27.9%) | < 0.01 |
| Lollipop sign | 12 (7.2%) | 37 (18.2%) | 11 (25.6%) | < 0.01 |
| Coalescent lesion | 8 (4.8%) | 35 (17.2%) | 32 (74.4%) | < 0.01 |
| Target sign | ||||
| T1W | 5 (3.0%) | 51 (25.1%) | 9 (20.9%) | < 0.01 |
| T2W | 26 (15.7%) | 148 (72.9%) | 22 (51.2%) | < 0.01 |
| DWI | 1 (0.6%) | 41 (20.3%) | 10 (23.3%) | < 0.01 |
| Arterial | 4 (2.4%) | 39 (19.2%) | 2 (4.7%) | < 0.01 |
| Portal | 23 (13.9%) | 112 (55.2%) | 11 (25.6%) | < 0.01 |
| Equilibrium | 21 (12.7%) | 109 (53.7%) | 10 (23.3%) | < 0.01 |