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Table 1 Grade distribution by detection mode and sample size compared to previous studies on DCIS grade distribution

From: The distribution of ductal carcinoma in situ (DCIS) grade in 4232 women and its impact on overdiagnosis in breast cancer screening

 

Screen detected

Symptomatic

Not specified

 

DCIS grade 1

DCIS grade 2

DCIS grade 3

 

DCIS grade 1

DCIS grade 2

DCIS grade 3

 

DCIS grade 1

DCIS grade 2

DCIS grade 3

 
 

%

%

%

N

%

%

%

N

%

%

%

N

This study

16

32

52

1430

19

28

54

263

    

Evans 2001 [6]

13

18

69

222

16

23

61

151

-

-

-

-

Kessar 2002 [15]

23

23

54

98

19

19

62

52

-

-

-

-

Meijnen 2005 [16]

22

31

47

87

26

24

49

293

-

-

-

-

de Roos 2007 [14]

7

44

53

54

30

45

25

20

-

-

-

-

Sorum 2010 [18]

-

-

-

-

-

-

-

-

23

23

53

2403

Bluekens 2012 [19]

15

32

54

853

-

-

-

-

-

-

-

-

Weigel 2015 [33]

18

39

42

898

-

-

-

-

-

-

-

-

  1. DCIS ductal carcinoma in situ
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Breast Cancer Research

ISSN: 1465-542X

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