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Table 6 Comparison between the diagnostic accuracy of CESM, DW MRI and ADC value

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

  CESM DW MRI ADC value
True positive 28
70%
30
75%
 
True negative 3
7.5%
6
15%
 
False positive 6
15%
3
7.5%
 
False negative 3
7.5%
1
2.5%
 
Sensitivity 90.32% 96.77% 96.77%
Specificity 33.33% 66.67% 77.78%
Total accuracy 77.50% 90.00% 92.50%
Disease prevalence 77.50% 77.50% 77.50%
Positive predictive value (PPV) 82.35% 90.91% 93.75%
Negative predictive value (NPV) 50.00% 85.71% 87.50%
Positive likelihood ratio (LR+) 1.35 2.90 4.35
Negative likelihood ratio (LR-) 0.29 0.05 0.04