Table 7 Cross tabulation showing the diagnostic accuracy of T2 signal intensity and DW MRI versus histopathological diagnosis
| Histopathological diagnosis | Total | ||
|---|---|---|---|
| Malignant | Benign | ||
| T2 signal intensity of the breast lesions | |||
| Low T2 signal |
18 45% |
1 2.5% |
19 47.5% |
| Isointense T2 signal |
13 32.5% |
7 17.5% |
20 50% |
| High T2 signal | - |
1 2.5% |
1 2.5% |
| Total |
31 77.5% |
9 22.5% |
40 100% |
| Classification of breast lesions by DW MRI | |||
| Restricted diffusion |
30 75% |
3 7.5% |
33 82.5% |
| Non-restricted diffusion |
1 2.5% |
6 15% |
7 17.5% |
| Total |
31 77.5% |
9 22.5% |
40 100% |