Data Mining of Prognostic Microenvironment-Related Genes in Clear Cell Renal Cell Carcinoma: A Study with TCGA Database

Table 2

Results of univariate and multivariable Cox regression analysis.

Characteristics	Univariate analysis			Multivariate analysis
	HR	95% CI		HR	95% CI
Age (<65/≥65)	1.690	(1.232, 2.318)	0.001	1.512	(1.096, 2.087)	0.012
Sex (female/male)	0.937	(0.680, 1.292)	0.691	0.921	(0.665, 1.275)	0.619
Fuhrman grade (1 and2/3 and 4)	2.742	(1.923, 3.911)	<0.001	1.771	(1.218, 2.574)	0.003
Stage (I and ii/iii and iv)	4.361	(3.162, 6.085)	<0.001	3.410	(2.394, 4.857)	<0.001
Stromal scores (low/high)	1.411	(1.134, 1.925)	0.030	1.236	(1.110, 1.551)	0.045
Immune scores (low/high)	1.647	(1.207, 2.248)	0.002	1.321	(1.197, 1.671)	0.029

HR: hazard ratio; 95% CI: 95% confidence interval.