characteristics

n

E-cadherin (+)

Vimentin (+)

n

Χ²

P-value

n

Χ²

P-value

Age (year)

<60

24

10

0.013

0.911

8

1.956

0.162

≥60

20

8

3

Histology

AdC

21

10

0.389

0.533

5

0.030

0.862

SCC

21

8

5

AC

2

0

1

Sex

Male

30

14

1.293

0.256

8

0.140

0.709

Female

14

4

3

Smoking

25

11

0.229

0.632

7

0.278

0.598

Non-smoking

19

7

4

LYM metastasis

Yes

17

3

6.201

0.013

7

3.866

0.049

No

27

15

4

Stage

I-II

32

16

4.011

0.045

4

9.778

0.002

III-IV

12

2

7