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Table 1 Clinicopathological features of the tumor cohort

From: Jab1 is a target of EGFR signaling in ERα-negative breast cancer

Parameter

 

Number

Percentage

Gradea

   
 

Low

69

16%

 

Intermediate

237

56%

 

High

90

21%

 

Unknown

28

7%

Size

   
 

≤2 cm

115

27%

 

>2 cm

304

71%

 

Unknown

5

2%

Nodal status

   
 

Negative

163

38%

 

Positive

249

59%

 

Unknown

12

3%

Estrogen receptorb

   
 

Negative

154

36%

 

Positive

270

64%

Progesterone receptorc

   
 

Negative

189

45%

 

Positive

235

55%

  1. aBased on Nottingham system. bEstrogen receptor-negative, <3 fmol/mg protein. cProgesterone receptor-negative, <15 fmol/mg protein.