Table 5.
Ultrasound imaging features of different typings of breast cancer (%).
| Parameters | Status | LA (n=49) |
LB (n=163) |
HER2+ (n=44) |
Basal-like (n=46) |
x 2 value | P-value |
|---|---|---|---|---|---|---|---|
| Tumor size (cm) | ≤2 | 34 (69.4) | 84 (51.5) | 20 (45.5) | 18 (39.1) | 9.738 | 0.021 |
| >2 | 15 (30.6) | 79 (48.5) | 24 (54.5) | 28 (60.9) | |||
| Shape | Regular | 8 (16.3) | 18 (11.0) | 7 (15.9) | 21 (45.7) | 29.549 | <0.001 |
| Irregular | 41 (83.7) | 145 (89.0) | 37 (84.1) | 25 (54.3) | |||
| Orientation | Parallel | 33 (67.3) | 125 (76.7) | 34 (77.3) | 39 (84.8) | 4.055 | 0.256 |
| Not parallel | 16 (32.7) | 38 (23.3) | 10 (22.7) | 7 (15.2) | |||
| Margin | Circumscribed | 10 (20.4) | 41 (25.2) | 13 (29.5) | 24 (52.2) | 14.887 | 0.002 |
| Not circumscribed | 39 (79.6) | 122 (74.8) | 31 (70.5) | 22 (47.8) | |||
| Echo pattern | Hypoechoic | 44 (89.8) | 141 (86.5) | 36 (81.8) | 34 (73.9) | 5.707 | 0.127 |
| Not hypoechoic | 5 (10.2) | 22 (13.5) | 8 (18.2) | 12 (26.1) | |||
| Posterior echo | No/mixed change | 22 (44.9) | 80 (49.1) | 20 (45.5) | 23 (50.0) | 12.258 | 0.056 |
| Enhancement | 5 (10.2) | 23 (14.1) | 9 (20.4) | 14 (30.4) | |||
| Shadowing | 22 (44.9) | 60 (36.8) | 15 (34.1) | 9 (19.6) | |||
| Calcifications | No | 32 (65.3) | 78 (47.9) | 23 (52.2) | 28 (60.9) | 6.265 | 0.394 |
| Microcalcification | 12 (24.5) | 59 (36.1) | 16 (36.4) | 13 (28.2) | |||
| coarse calcification | 5 (10.2) | 26 (16.0) | 5 (11.4) | 5 (10.9) | |||
| Lymph nodes | abnormal | 6 (12.2) | 58 (35.6) | 16 (36.4) | 18 (39.1) | 11.100 | 0.011 |
| normal | 43 (87.8) | 105 (64.4) | 28 (63.6) | 28 (60.9) |