Table 2. Univariate and multivariate regression analyses for ICGC group.

Variables	Univariate analysis			Multivariate analysis
	HR (95% CI)	P value		HR (95% CI)	P value
Age	1.002 (0.972–1.033)	0.899		0.999 (0.965–1.033)	0.936
Gender	0.519 (0.278–0.966)	0.039		0.404 (0.213–0.764)	0.005
Stage	2.155 (1.493–3.110)	4.13E−05		1.865 (1.285–2.705)	0.001
Risk score	1.650 (1.363–1.998)	2.82E−07		1.484 (1.195–1.844)	0.000364

ICGC, International Cancer Genome Consortium; HR, hazard ratio; CI, confidence interval.