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Table 1 Clinicopathologic characteristics of DCIS in comparison with DCISMI in the study cohort

From: A clinical radiomics nomogram preoperatively to predict ductal carcinoma in situ with microinvasion in women with biopsy-confirmed ductal carcinoma in situ: a preliminary study

Features

DCIS (n = 42)

DCISMI (n = 45)

P value

MRI protocols

  

0.36

 GE

28(66.7%)

34(75.6%)

 

 SIEMENS

14(33.3%)

11(24.4%)

 

Age, years

42.76 ± 8.742

45.71 ± 9.577

0.1382

BMI

23.25 ± 3.405

22.10 ± 2.548

0.0772

ER status

  

0.0191

 Negative

12(28.57%)

24(53.33%)

 

 Positive

30(71.43%)

21(46.67%)

 

PR status

  

0.0074

 Negative

15(35.71%)

29(64.44%)

 

 Positive

27(64.29%)

16(35.56%)

 

HER2 status

  

0.0878

 Negative

15(35.71%)

8(17.78%)

 

 Positive

27(64.29%)

37(82.22%)

 

Ki-67 proliferation index (%)

  

0.519

  < 20

25(59.52%)

23(51.11%)

 

 ≧20

17(40.48%)

22(48.89%)

 

p63

  

0.0004

 Negative

2(4.76%)

16(35.56%)

 

 Positive

40(95.24%)

29(64.44%)

 

Nuclear grade

  

0.0006

 Low

9(21.43%)

2(4.44%)

 

 Intermediate

16(38.1%)

7(15.56%)

 

 High

17(40.47%)

36(80%)

 

Axillary lymph node metastasis

  

0.4948

 Negative

42(100%)

43(95.56%)

 

 Positive

0

2(4.44%)

 
  1. Data values indicate the number of patients (with percentages in parentheses), or the mean ± standard deviation
  2. Abbreviations: DCIS Ductal carcinoma in situ, DCISMI Ductal carcinoma in situ with microinvasive, BMI Body Mass Index, ER Estrogen receptor, PR Progesterone receptor, HER2 Human epidermal growth factor receptor 2