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Table 7 Cross tabulation showing the diagnostic accuracy of T2 signal intensity and DW MRI versus histopathological diagnosis

From: Breast cancer in dense breasts: comparative diagnostic merits of contrast-enhanced mammography and diffusion-weighted breast MRI

  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%