Table 2 Differences in ultrasonographic features between the low-risk group and the medium-high-risk group of mucinous carcinomas
Feature | Low-risk group | medium-high risk group | P value |
|---|---|---|---|
Age | 48 (42∽60) | 46 (40∽62) | 0.610 |
Maximum dimension | 2.1(1.5∽2.8) | 2.5 (1.8∽3.5) | 0.096 |
Shape | < 0.001 | ||
Oval | 13(81.2%) | 12(20.0%) | |
Irregular | 3(18.8%) | 48(80.0%) | |
Orientation | 1.000 | ||
Parallel | 14(87.5%) | 51(85.0%) | |
Not parallel | 2(12.5%) | 9(15.0%) | |
Margin | 0.001 | ||
Circumscribed | 4(25.0%) | 0(0.0%) | |
Not circumscribed | 12(75.0%) | 60(100.0%) | |
Echo | 0.976 | ||
Hypoechoic | 7(43.8%) | 26(43.3%) | |
Non-hypoechoic | 9(56.2%) | 34(56.7%) | |
Posterior features | 0.115 | ||
No posterior features | 3(18.8%) | 24(40.0%) | |
Enhancement | 13(81.2%) | 36(60.0%) | |
Calcifications in the mass | 0.225 | ||
No | 16(100%) | 51(85.0%) | |
Yes | 0(0%) | 9(15.0%) | |
Vascularity | 0.098 | ||
Absent | 6(37.5%) | 9(15.0%) | |
Internal vascularity and vessels in rim | 10(62.5%) | 51(85.0%) |