Table 2: Results of patient multivariate analysis (Cox regression model).

Parameters

B

SE

Wald

df

P value

RR value

95%CI

ISS stages

1.791

0.578

9.610

1

0.002

5.995

(1.932-18.603)

HGB

1.749

0.623

7.872

1

0.005

5.747

(1.649-19.497)

PLR

1.581

0.467

11.475

1

0.001

4.681

(1.947-12.135)