Table 2.
Subjective CT findings of SRCC and CCRCC patient groups.
| Imaging features | SRCC (29) | CCRCC (99) | p value |
|---|---|---|---|
| Spread pattern | |||
| Infiltrative | 16 (55.17%) | 12 (12.12%) | <0.001a |
| Noninfiltrative | 13 (44.83%) | 87 (87.88%) | |
| Venous thrombus | |||
| Present | 6 (20.69%) | 3 (3.03%) | 0.001a |
| Absent | 23 (79.31%) | 96 (96.97%) | |
| Intratumoral neovascularity | |||
| Present | 14 (48.28%) | 30 (30.30%) | 0.073a |
| Absent | 15 (51.72) | 69 (60.70%) | |
| Peritumoral neovascularity | |||
| Present | 24 (82.76%) | 58 (58.59%) | 0.017a |
| Absent | 5 (17.24%) | 41 (41.41%) | |
| Calcification | |||
| Present | 13 (44.83%) | 19 (19.19%) | 0.005a |
| Absent | 16 (55.17%) | 80 (80.81%) | |
| Diameter (cm, mean ± std) | 10.1 ± 3.0 | 7.7 ± 1.6 | <0.001b |
std: standard deviation; p < 0.05 is set as significant difference; aχ2 test; bStudent's t-test.