Table 3.
Evaluation of diffusion in the lesions, by BI-RADS category and ADC cut-off value (1.03 × 10-3 mm2/s), in relation to the histological findings.
| Histological result | |||||||
|---|---|---|---|---|---|---|---|
| Benign | Malignant | ||||||
| Category | ADC cut-off | N | (%) | N | (%) | P | |
| BI-RADS 2 | ≤ 1.03 > 1.03 |
0 2 |
(0.0) (100) |
0 0 |
(0.0) (0.0) |
NP | |
| BI-RADS 3 | ≤ 1.03 > 1.03 |
0 37 |
(0.0) (100) |
0 0 |
(0.0) (0.0) |
NP | |
| BI-RADS 4 | ≤ 1.03 > 1.03 |
2 31 |
(22.2) (81.6) |
7 7 |
(77.8) (18.4) |
< 0.001 | |
| BI-RADS 5 | ≤ 1.03 > 1.03 |
0 0 |
(0.0) (0.0) |
23 9 |
(100) (100) |
NP | |
| BI-RADS 6 | ≤ 1.03 > 1.03 |
0 0 |
(0.0) (0.0) |
86 28 |
(100) (100) |
NP | |
NP, not possible (to test the association).