TABLE 3.

Multivariate independent prognosis analysis results of training dataset.

Variable	HR	95% CI of HR	p-value
Age	1.043	1.012–1.074	∗∗
Gender (Female vs. Male)	0.795	0.415–1.523	ns
Stage	1.062	0.370–3.047	ns
T	2.626	1.274–5.414	∗∗
M	2.155	0.538–8.632	ns
N	1.409	0.717–2.769	ns
Risk score	1.004	1.001–1.007	∗∗

∗∗p < 0.01; ns, no significance.