Table 1 (corrected table 3). EGFR expression and clinical characteristics

Ages

0.448

< 60

18

14

43.80%

≥60

9

9

50%

Sex

0.445

Male

16

15

48.40%

Female

11

8

42.10%

Pathologic type

0.543

Squamous carcinoma

13

8

38.10%

Adencarcinoma

13

13

50.0%

Mixed type

1

2

66.70%

Tumor length

0.535

≤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

0.194

I-II

10

5

33.30%

III-IV

17

18

51.40%

Lymph node

0.006*

N0

10

1

9.10%

N1-3

17

22

56.40%