Table 1. Univariate and multivariate Cox regression analyses in the TCGA dataset.

Variable	Univariate regression			Multivariate regression
	HR	95% CI	p Value	HR	95% CI	p Value
Risk score	3.8334	2.3288–6.3101	<0.0001	3.1620	1.8287–5.4670	<0.0001
Pathologic_stage	2.0305	1.5438–2.6708	<0.0001	1.4240	0.6594–3.0760	0.3680
Pathologic_T	2.5614	1.5665–4.1880	0.0002	1.5450	0.8559–2.7900	0.1490
Pathologic_N	1.9038	1.4319–2.5313	<0.0001	1.0040	0.6064–1.6610	0.9890
Pathologic_M	3.2602	1.9388–5.4824	<0.0001	1.6760	0.5772–4.8670	0.3420