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. 2021 Mar 17;30(1):44–51. doi: 10.1177/1742271X21998721

Table 4.

Mean elasticity of non-mass breast lesions on shear wave elastography, by BI-RADS category.

BI-RADS category Mean elasticitya p-Values
BI-RADS 3 (n = 9) 15.1 ± 10.0
BI-RADS 4a (n = 22) 23.1 ± 17.9
BI-RADS 4b (n = 8) 31.4 ± 28.2 0.001
BI-RADS 4c (n = 5) 69.1 ± 47.7
BI-RADS 5 (n = 5) 154.0 ± 97.0

aMean ± SD, kPa.

BI-RADS: Breast Imaging-Reporting and Data System.