Table 4 Multivariate analysis of potential prognostic factors

OS

Gender

−0.74

0.258

8.312

1

0.004

0.475

0.286

0.788

rT- classification

0.682

0.274

6.208

1

0.013

1.978

1.157

3.382

DFS

Gender

−0.67

0.25

7.135

1

0.008

0.511

0.312

0.836

rT- classification

0.58

0.26

4.948

1

0.026

1.786

1.071

2.977

LRRFS

Gender

−0.70

0.25

7.764

1

0.005

0.496

0.303

0.812

Rt- classification

0.619

0.26

5.536

1

0.019

1.857

1.109

3.11