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Table 3 Comparison of a diagnostic performance and indices of mammography and tomosynthesis

From: Comparing the diagnostic efficacy of digital breast tomosynthesis with full-field digital mammography using BI-RADS scoring

   Gold standard P value
Malignant Benign
Count % Count %
Mamo (lesions classification) Malignant 29 64.4 10 22.2 < 0.001
Benign 16 35.6 35 77.8
Tomo (lesions classification) Malignant 45 100.0 1 0.02 < 0.001
Benign 0 0.0 44 97.77
Statistic Mammography Tomography
Value (%) 95% CI Value (%) 95% CI
Sensitivity 64.44 48.78 to 78.13% 100.00 92.13 to 100.00%
Specificity 77.78 62.91 to 88.80% 97.77 92.13 to 100.00%
Positive Predictive Value 74.36 61.69 to 83.93% 97.78
Negative Predictive Value 68.63 58.89 to 76.96% 100.00
Accuracy 71.11 60.60 to 80.18% 97.77 95.98 to 100.00%