Table 2. Univariate and multivariate Cox regression analysis of overall survival.

Characteristics (n = 381)	Univariate analysis		Multivariate analysis
	HR (95% CI)	P value	HR (95% CI)	P value
Age at diagnosis	1.03 (1.02–1.05)	<0.001	1.03 (1.02–1.05)	<0.001
Gender	0.82 (0.59–1.16)	0.263	0.84 (0.60–1.18)	0.321
Race	1.04 (0.78–1.38)	0.783	1.28 (0.97–1.68)	0.084
Pathological stage	1.71 (1.41–2.08)	<0.001	1.77 (1.45–2.17)	<0.001
POLR3G expression	1.04 (1.01–1.07)	0.021	1.05 (1.02–1.08)	0.001

Notes.

HR

hazard ratio

CI

confidence interval