Table 5 Prognostic factors for overall survival in 76 esophageal cancer patients (multivariate Cox regression analysis).

1.04

1.00

1.07

0.029

WHO grad 0

1

0.001

WHO grad 1

1.71

0.83

3.51

0.14

WHO grad 2

11.96

3.40

42.12

<0.001

No

1

Yes

2.37

1.16

4.84

0.018

Transthoracic

1

Transhiatal

1.20

0.57

2.55

0.63

0

1

0.002

1-3

1.43

0.73

2.81

0.29

≥ 4

3.84

1.79

8.23

0.001

Surgery alone

1

Chemoradiotherapy + Surgery

1.02

0.50

2.07

0.95