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Table 3 EGFR expression and clinical characteristics

From: EGFR and COX-2 protein expression in non-small cell lung cancer and the correlation with clinical features

Clinical features

EGFR

Positive expression rate

P value

 

positive

negative

  

Ages

   

0.448

≤60

18

14

43.80%

 

>60

9

9

50%

 

Sex

   

0.445

Male

16

15

40.50%

 

Female

11

8

42.10%

 

Pathologic type

   

0.543

Squamous carcinoma

13

8

40%

 

Adencarcinoma

13

13

50%

 

Mixed type

1

2

66.70%

 

Tumor length

   

0.827

≤3 cm

9

7

43.80%

 

>3 cm

18

16

47.10%

 

Level of Differentiation

   

0.474

Poor Differentiated

6

4

40%

 

Moderate and Well Differentiated

21

19

47.50%

 

TNM Stage

   

0.129

I-II

11

5

40%

 

III

13

15

50.60%

 

IV

3

3

50%

 

Lymph node

   

0.006*

N0

9

1

10%

 

N1-3

17

22

56.40%

 
  1. *p < 0.05