Table 2 Data from Grayscale US, CDUS, CEUS and SE analyses of PCa and non-PCa nodules
Characteristic | Non-PCa | PCa | P |
|---|---|---|---|
Grayscale US | |||
Echogenicity, n (%) | 0.138 | ||
Hypoechoic | 46 (40.4) | 68 (59.6) | |
Other echo | 7 (70.0) | 3 (30.0) | |
Margin, n (%) | < 0.001 | ||
Clear | 22 (95.7) | 1 (4.3) | |
Unclear | 31 (30.7) | 70 (69.3) | |
Distribution, n (%) | < 0.001 | ||
Even | 32 (65.3) | 17 (34.7) | |
Uneven | 21 (28.0) | 54 (72.0) | |
Demarcation of internal and external glands, n (%) | 0.031 | ||
Clear | 46 (47.9) | 50 (52.1) | |
Unclear | 7 (25.0) | 21 (75.0) | |
Nodule size (mm) | 13.00 ± 7.26 | 15.52 ± 8.81 | 0.084 |
CDUS | |||
Adler grade, n (%) | < 0.001 | ||
Adler II–III | 16 (22.2) | 56 (77.8) | |
Adler 0–I | 37 (71.2) | 15 (28.8) | |
CEUS | |||
Enhancement patterns, n (%) | < 0.001 | ||
Synchronous wash-in or out, equal enhancement | 39 (84.8) | 7 (15.2) | |
Other patterns | 14 (17.9) | 64 (82.1) | |
SE | |||
SR | 38.83 | 80.17 | < 0.001 |