Table 1.
Cohort details
| Parameter | Biopsy histopathologic result | |
|---|---|---|
| Benign | Malignant | |
| (n = 115) | (n = 16) | |
| Age, years (min, max) | 46 (18, 74) | 54 (38, 76) |
| Age, years | ||
| 18–29 | 14 (13%) | 0 (0%) |
| 30–39 | 18 (15%) | 2 (13%) |
| 40–49 | 43 (38%) | 4 (25%) |
| 50–76 | 40 (34%) | 10 (62%) |
| Grayscale US size, mm | 12.0 (4.0, 48.0) | 14.0 (7.0, 48.0) |
| BI‐RADS | ||
| 4a | 104 (91%) | 4 (25%) |
| 4b | 10 (9%) | 1 (6%) |
| 4c | 1 (0) | 11 (69%) |
| CEUS | ||
| Nonenhanced | 36 (33%) | 2 (13%) |
| Enhanced | 79 (67%) | 14 (87%) |
| CEUS, nonenhancing mass size, mm | 9.0 (4.0, 30.0) | 11.0 (8.0, 14.0) |
| CEUS, enhancing mass size, mm | 12.0 (4.0, 36.0) | 15.0 (7.0, 36.0) |