Table 2 Univariate and multivariate Cox regression analysis between prognostic risk model and clinicopathological parameters

Age

2.162465653

1.473275815

3.174054478

< 0.001

1.611064335

0.966106504

2.686586088

0.068

Stage

2.30704471

1.563193243

3.404860733

< 0.001

5.97890086

3.483108014

10.26303386

< 0.001

T

1.518821112

0.972301454

2.372533293

0.066

1.231451

0.58982

2.510992

0.55

N

2.213785821

1.419917467

3.451501778

< 0.001

0.392161053

0.213503048

0.720318953

0.003

M

2.993734856

1.097895745

8.163296402

0.032

2.370712367

0.602318224

9.331076006

0.217

Risk score

3.58086558

2.215190038

5.788486803

< 0.001

2.61272202

1.365950383

4.997484859

0.004