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Table 2 Comparison of mammography and histology

From: The impact of breast cancer biological subtyping on tumor size assessment by ultrasound and mammography - a retrospective multicenter cohort study of 6543 primary breast cancer patients

 

Mean histologic diameter

Mean mammographic diameter

Mean difference

Mean relative difference (% mammographic tumor diameter)

SD Histologic diameter

SD mammographic diameter

N

Overall

21.01

20.41

0.6012

14.85

12.5

11.91

4230

Endocrine non-responsive

23.33

23.42

−0.09015

11.08

13.603

13.431

599

Incomplete endocrine responsive

20.45

20.05

0.39892

13.50

12.347

11.308

930

Highly endocine responsive

20.70

19.87

0.82993

16.15

12.246

11.663

2693

Not applicable

17.50

18.62

−1.125

16.52

7.426

7.425

8

Ductal invasive

20.59

20.30

0.2864

12.99

11.63

11.55

3132

Lobular invasive

23.61

20.68

2.9325

31.22

15.97

13.32

474

G1

15.00

15.44

−0.435

7.551

10.66

10.22

423

G2

20.16

19.65

0.5078

15.023

11.44

11.32

2623

G3

25.05

23.87

1.1782

17.078

14.02

12.78

1184

pT1

13.52

15.13

−1.612

3.881

5.242

8.134

2408

pT2

28.51

26.11

2.399

24.427

6.995

10.127

1693

pT3

62.6

44.28

18.318

93.960

21.265

23.583

129

Age <50 years

21.11

20.05

1.0606

16.54

12.54

11.53

808

Age 50–70 years

19.65

19.10

0.5579

16.12

12.18

11.49

2210

Age >70 years

23.44

23.06

0.3757

11.44

12.67

12.47

1211