Table 1.

Univariate and multivariate analyses of overall survival.

Items	UniCox				MultiCox
	HR	HR 95L	HR 95H	P value	HR	HR 95L	HR 95H	P value
Age	1.013	0.987	1.040	0.325	1.016	0.987	1.047	0.276
Gender	0.784	0.405	1.517	0.469	0.721	0.348	1.493	0.379
Grade	1.183	0.731	1.915	0.494	1.074	0.623	1.852	0.798
Stage	1.812	1.110	2.959	0.017	1.152	0.552	2.405	0.706
T	1.377	0.990	1.916	0.058	1.178	0.739	1.876	0.491
M	144.458	9.034	2309.987	<0.001	191.648	10.634	3454.067	<0.001
N	1.593	1.162	2.185	0.004	1.378	0.918	2.070	0.122
Risk score	1.445	1.223	1.707	<0.001	1.445	1.203	1.735	<0.001