Table 5.

Logistic regression analysis of suspicious conventional US features and elasticity indices for predicting malignancy

US features and elasticity indices	Univariate analysis		Multivariate analysis
	Odds ratio	P-value	Odds ratio	P-value
Conventional US
Hypoechogenicity	0.280	0.009*	1.063	0.827
Irregular margin	1.727	0.149	0.897	0.944
Taller than wide	9.006	0.003*	5.461	0.019*
Halo sign	1.100	0.758	2.011	0.525
Microcalcification	4.667	0.015*	2.239	0.049*
Vascularity	0.667	0.442	0.570	0.621
Elasticity indices
SWE_mean >34.5 kPa	2.083	0.037*	6.025	0.031*
SWE_min >21.8 kPa	1.176	0.622	0.280	0.069
SWE_max >53.2 kPa	1.200	0.547	0.137	0.361

Note:

^*P-value <0.05 was considered statistically significant.

Abbreviations: US, ultrasound; SWE, shear wave elastography.