Table 2. Univariable Cox regression analyses of the risk score, age, gender, grade and tumor stage TCGA.

	HR (95% CI for HR)	Wald. Test	P. value
Age	1 (1-1.1)	5.4	0.02
Gender	0.8 (0.53-1.2)	1	0.31
Risk. Score	31 (8-120)	24	8.60E-07
Grade	1.5 (0.93-2.3)	2.8	0.097
Stage	0.74 (0.23-2.4)	0.26	0.61
N	2.1 (1.3-3.6)	7.9	0.0049
T	1.8 (0.93-3.5)	3	0.081