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 3

BIRADS scores and associated strain indices. Further, the strain indices of malignant and benign lesions are displayed.

	𝑛=	Mean SI^1	SD^2
Histology
Malignancy	31	16.31	14.67
Benign lesions	79	5.29	11.87
Total	110
BI-RADS
2	35	1.71	0.86
3	30	2.21	1.96
4	33	16.92	20.89
5	12	19.54	10.41
Total	110

1SI: strain index.
²SD: standard deviation.