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Table 4 Patient tumor characteristics

From: Serum microRNA expression as an early marker for breast cancer risk in prospectively collected samples from the Sister Study cohort

Tumor characteristic

Number

Percentage

Tumor classification

  

    T1

141

68.78

    T2

45

21.95

    T3

5

2.44

    TX

14

6.83

Lymph node status

  

    pN0

153

74.63

    pN1

38

18.54

    pN2

9

4.39

    pN3

4

1.95

    pNX

1

0.49

Metastasis

  

    None

202

98.54

    Any

3

1.47

Stage

  

    I

117

57.07

    II

59

28.78

    III or higher

13

6.34

    Could not stage

16

7.80

Estrogen receptor-alpha

  

    ERα+

165

80.49

    ERα−

37

18.05

    Missing

3

1.46

Progesterone receptor

  

    PR+

138

67.32

    PR−

61

29.76

    Missing

6

2.93

HER-2/NEU

  

    No overexpression

147

71.71

    Overexpression

25

12.20

    Missing

33

16.10

  1. Breast cancer staging in the Sister Study used a modification of TNM 7 [66].
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Breast Cancer Research

ISSN: 1465-542X

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