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Table 1 Qualitative analysis of 124 hepatic nodules by MRI and diffusion WI

From: A small hepatic nodule ( ≤2 cm) in cirrhotic liver: doTriphasic MRI and Diffusion-weighted image help in diagnosis

  Reader 1 DWI p value Reader 2 DWI p value
  Pre-contrast Post-contrast    Pre-contrast Post-contrast   
TP(n) 95 100 100   93 102 103  
TN(n) 20 18 20   22 19 16  
FP(N) 4 5 2   4 2 3  
FN(N) 5 3 2   5 1 2  
Sensitivity (%) 94.5 93.5 96.3 0.89 91.5 89.4 97.4 1.02
Specificity (%) 92.4 92.6 93.8   92.5 88.9 94.3  
PPV (%) 95.7 95.3 97.2   95.6 93.8 96.4  
NPV (%) 90.1 89.3 86.8   88.9 84.3 84.7