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
%
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%