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Table 16 Diagnostic accuracy of marked enhancement on CESM in the whole study cohort

From: Contrast-enhanced spectral mammography: successful initial clinical institute experience

Lesion classification by SMG Final diagnosis  
Malignant Benign Total
Marked enhancement 59 3 62
No to moderate enhancement 27 34 61
Total 86 37 123
Statistic Value Lower bound (95%) Upper bound (95%)
Correct classification 76% 68% 83%
Misclassification 24% 17% 32%
Sensitivity 69% 58% 77%
Specificity 92% 78% 98%
False positive rate 8% 0% 16%
False negative rate 31% 22% 41%
Prevalence 70% 62% 78%
Positive predictive value (PPV) 95% 90% 100%
Negative predictive value (NPV) 56% 43% 68%
Positive likelihood ratio (LR+) 8.46 2.83 25.27
Negative likelihood ratio (LR−) 0.34 0.25 0.47
Relative risk 2.15 1.62 2.85
Odds ratio 24.77 7.54 81.31
  1. Data in cross-tables are counts