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Table 1 Clinicopathological characteristics of 936 invasive breast carcinomas

From: A divergent role for estrogen receptor-beta in node-positive and node-negative breast cancer classified according to molecular subtypes: an observational prospective study

Characteristic

Number of cases

Percentage

Menopausal status

  

   Premenopause

668

71.4

   Postmenopause

268

28.6

Histotype

  

   Tubular carcinoma

14

1.5

   Invasive ductal carcinoma

825

88.2

   Invasive lobular carcinoma

91

9.7

   Other

6

0.6

Histologic grade

  

   Grade 1

151

16.0

   Grade 2

493

53.0

   Grade 3

292

31.0

Lymph node status

  

   Negative

539

58.0

   Positive

397

42.0

Tumor size

  

   T1

579

62.0

   T2

290

31.0

   T3,4

67

7.0

Estrogen receptor-beta

  

   Negative

416

44.0

   Positive

520

56.0

Estrogen receptor-alpha

  

   Negative

278

30.0

   Positive

658

70.0

Progesterone receptor

  

   Negative

368

39.0

   Positive

568

61.0

HER2

  

   Negative (0/1+)

635

68.0

   Positive (2+/3+)

183

32.0

Ki67 expression

  

   Low

529

56.0

   High

407

44.0

p53

  

   Negative

714

76.0

   Positive

222

23.0

Bcl2

  

   Negative

297

32.0

   Positive

639

68.0