Table 2.

The prognostic value of different clinical features.

	Univariate analysis			Multivariate analysis
	HR	95% CI	p-value	HR	95% CI	p-value
Age	1.03	1.01–1.05	0.003	1.03	1.01–1.05	0.013
Gender	0.75	0.49–1.15	0.185	0.79	0.50–1.25	0.312
Grade	2.38	1.77–3.20	<0.001	1.49	1.07–2.06	<0.001
Stage	1.89	1.58–2.26	<0.001	1.65	1.35–2.03	<0.001
Risk score	1.65	1.35–2.00	<0.001	1.17	0.91–1.49	<0.001