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Table 1 Comparison of the elastic indexes of breast mass between L14-5 probe and L9-3 probe before operation

From: The values of elastic quantitative and semi-quantitative indexes measured from different frequencies in the establishment of prediction models for breast tumor diagnosis

Pathology

Benign (n = 53)

Malignant (n = 39)

P-value

Age

40.07 ± 10.05

56.26 ± 11.52

< 0.001

EMean-A-L14

29.14 ± 11.06

35.89 ± 10.30

0.004

EMax-A-L14

80.04 ± 44.94

105.16 ± 44.01

0.009

Emin-A-L14

9.05 ± 5.35

10.54 ± 6.67

0.237

ESD-A-L14

11.26 ± 4.56

14.00 ± 5.36

0.010

EMean-Shell-L14

29.59 ± 11.95

40.27 ± 11.32

< 0.001

EMax-Shell-L14

83.10 ± 34.67

120.02 ± 50.03

< 0.001

EMin-Shell-L14

7.88 ± 5.81

10.53 ± 5.88

0.035

ESD-Shell-L14

13.74 ± 5.43

17.30 ± 6.29

0.005

EMean-Shell/A-L14

1.72 ± 4.20

2.49 ± 6.19

0.480

EMax-Shell/A-L14

1.55 ± 2.81

1.42 ± 0.97

0.795

EMin-Shell/A-L14

0.95 ± 0.60

1.12 ± 0.79

0.225

ESD-Shell/A-L14

1.35 ± 0.49

1.30 ± 0.33

0.583

E-Shell/A-L14

1.04 ± 0.19

1.15 ± 0.19

0.006

E-A/B-L14

2.31 ± 1.02

2.00 ± 0.91

0.150

E-Shell/B-L14

2.33 ± 1.04

2.28 ± 1.02

0.814

SRf-A/Shell-L14

0.72 ± 0.19

0.66 ± 0.24

0.169

SRf-B/A-L14

3.25 ± 1.09

4.16 ± 1.83

0.004

SRf-B/Shell-L14

2.29 ± 0.75

2.57 ± 1.11

0.113

SRf-A/Shell-L9

0.71 ± 0.26

0.66 ± 0.22

0.356

SRf-B/A-L9

2.84 ± 1.01

4.10 ± 1.24

< 0.001

SRf-B/Shell-L9

2.03 ± 0.74

2.67 ± 0.89

< 0.001

EMean-A-L9

23.63 ± 12.79

31.23 ± 14.91

0.010

EMax-A-L9

87.02 ± 52.51

161.86 ± 91.40

< 0.001

EMin-A-L9

5.23 ± 2.86

4.46 ± 2.56

0.189

ESD-A-L9

12.58 ± 7.36

20.73 ± 12.59

< 0.001

EMean-Shell-L9

23.80 ± 14.28

40.33 ± 17.25

< 0.001

EMax-Shell-L9

92.19 ± 62.44

190.73 ± 91.62

< 0.001

EMin-Shell-L9

4.27 ± 2.38

4.48 ± 2.69

0.687

ESD-Shell-L9

15.16 ± 11.46

29.20 ± 17.37

< 0.001

EMean-Shell/A-L9

0.98 ± 0.30

1.363 ± 0.33

< 0.001

EMax-Shell/A-L9

1.09 ± 0.39

1.72 ± 1.86

0.017

EMin-Shell/A-L9

1.02 ± 0.89

2.10 ± 5.36

0.150

ESD-Shell/A-L9

1.15 ± 0.36

1.52 ± 0.54

< 0.001

E-Shell/A-L9

0.99 ± 0.31

1.34 ± 0.33

< 0.001

E-A/B-L9

3.33 ± 7.41

2.49 ± 1.87

0.497

E-Shell/B-L9

2.29 ± 1.31

2.94 ± 1.63

0.037