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Table 5 Diagnostic indices of diffusion MRI using subtraction MRI as gold standard:

From: Additive role of dynamic subtraction MRI in assessment of unresolved HCC post-radiofrequency ablation

  

Subtraction dynamic MRI

Total

P value

Unresolved (n = 22)

Resolved (n = 54)

N

%

N

%

Diffusion

Restriction

15

68.2

6

11.1

21

 < 0.001

No restriction

7

31.8

48

88.9

55

Sensitivity

68.2%

Specificity

88.9%

PPV

71.4%

NPV

87.3%