Diagnostic Performance and Additional Value of Elastosonography in Focal Breast Lesions: Statistical Correlation between Size-Dependant Strain Index Measurements, Multimodality-BI-RADS Score, and Histopathology in a Clinical Routine Setting

Table 5

Accuracy calculations for real-time sonoelastography scores.

	TP^1	FN^2	TN^3	FP^4	Sens.^5	Spec.^6	Acc.^7
>20 mm	8	1	4	5	0.889	0.444	0.667
10–20 mm	12	1	22	8	0.923	0.733	0.791
1–10 mm	7	2	37	3	0.778	0.925	0.898
Total	27	4	63	16	0.871	0.797	0.818

1TP: true positive; ²FN: false negative; ³TN: true negative; ⁴FP: false positive; ⁵Sens.: sensitivity; ⁶Spec.: specificity; ⁷Acc.: accuracy.