Table 3 Univariate LR analysis of quantitative parameters extracted from the SWE and CEUS.

From: Development of a nomogram for predicting malignancy in BI-RADS 4 breast lesions using contrast-enhanced ultrasound and shear wave elastography parameters

Variable

β

SE

z

OR (95% CI)

p-value

Age

0.059

0.020

3.013

1.061 (1.022, 1.104)

0.003

SWE_Mean (kPa)

 ​≤ 41.75

0.000

    

​ > 41.75

2.182

0.475

4.596

8.864 (3.587, 23.302)

< 0.001*

SWE_Min (kPa)

​ ≤ 40.45

0.000

  

Reference

 

​ > 40.45

2.312

0.505

4.580

10.094 (3.883, 28.546)

< 0.001*

SWE_Max (kPa)

​ ≤ 46.80

0.000

  

Reference

 

​ > 46.80

2.183

0.464

4.701

8.873 (3.669, 22.873)

< 0.001*

EM ratio

​ ≤ 4.30

0.000

  

Reference

 

​ > 4.30

0.955

0.422

2.262

2.599 (1.140, 6.014)

0.024*

AT

​ ≤ 0.20

0.000

  

Reference

 

​ > 0.20

0.312

0.439

0.711

1.366 (0.569, 3.213)

0.477

TTP

​ ≤ 15.06

0.000

  

Reference

 

​ > 15.06

1.019

0.542

1.878

2.769 (1.020, 8.898)

0.060

PI

​ ≤ 22.41

0.000

  

Reference

 

​ > 22.41

1.948

0.471

4.140

7.017 (2.850, 18.223)

< 0.001*

AS

​ ≤ 0.74

0.000

  

Reference

 

​ > 0.74

0.742

0.430

1.727

2.100 (0.901, 4.898)

0.084

AUC

​ ≤ 1750.05

0.000

  

Reference

 

​ > 1750.05

2.182

0.475

4.596

8.864 (3.587, 23.302)

< 0.001*

BI

 ​≤ 15.06

0.000

  

Reference

 

​ >15.06

-0.208

0.420

− 0.494

0.813 (0.351, 1.836)

0.621

DT/2

​ ≤ 90.41

0.000

  

Reference

 

​ >90.41

0.671

0.454

1.479

1.957 (0.795, 4.769)

0.139

DS

​ ≤ 0.15

0.000

  

Reference

 

​ >0.15

0.656

0.417

1.572

1.927 (0.850, 4.394)

0.116

  1. β: regression coefficient; SE: Standard Error; z: z-statistic; OR: Odds Ratio; *P < 0.05.