Table 3 Univariate and multivariate analyses of prognostic variables: Cox proportional hazards model

Gender

0.96

Age

0.79

Histopathologic types

0.07

Smoking status

0.27

Neoadjuvant treatment

0.62

Tumor diameter

0.008

0.86

1.04

0.66–1.66

Differentiation

0.008

0.03

1.52

1.04–2.22

Local advance

0.001

0.03

2.02

1.08–3.80

Lymph node metastasis

0.001

0.98

1.01

0.46–2.22

Clinical stage

0.001

0.84

0.92

0.42–2.02

MTA1

0.001

0.001

4.96

2.40–10.25

EpCAM

0.001

0.045

1.92

1.02–3.64