Ultrasound shear wave elastography of breast lesions: correlation of anisotropy with clinical and histopathological findings

Table 3 Correlation of anisotropy coefficient with distance from the nipple and depth of lesion

Anisotropy Coefficients	Distance from nipple (Spearman’s ρ)			Depth of lesions (Spearman’s ρ)
Anisotropy Coefficients	Total	Benign	Malignant	Total	Benign	Malignant
ADmax	−0.006	−0.101	0.046	−0.082	− 0.094	− 0.061
ADmean	− 0.047	− 0.082	− 0.031	−0.019	− 0.083	−0.006
ADsd	−0.011	−0.111	0.032	−0.069	− 0.085	−0.045
ADratio	0.026	−0.193	0.112	−0.026	−0.015	− 0.004
AFmax	−0.005	− 0.199 ^*	0.063	−0.125 ^#	− 0.202 ^#	− 0.018
AFmean	−0.124 ^*	− 0.187	−0.131	− 0.120 ^#	− 0.089	−0.097
AFsd	−0.010	−0.216 ^*	− 0.003	−0.098	− 0.021	−0.087
AFratio	0.013	−0.195 ^*	0.076	−0.104	− 0.102	−0.051

*correlation of AF with the distance from the nipple: Total lesions: AFmean P = 0.039. Benign group: AFmax P = 0.045; AFsd P = 0.029; AFratio P = 0.049
^#correlation of AFs with the depth of lesions: Total lesions: AFmax P = 0.039; AFmean P = 0.046. Benign group: AFmax P = 0.042

ISSN: 1470-7330