Table 2.

Univariate and multivariate analyses of factors associated with overall survival in RCC patients

Variable	Univariate	Multivariate
		HR	95% CI	P value
EGFR-AS1 expression
High vs Low	0.007	2.204	1.145–4.241	0.018*
Tumor size
>4 cm vs ≤ 4 cm	0.001	1.69	0.843–3.114	0.112
Fuhrman grade
Yes vs No	0.004	0.752	0.325–1.651	0.385
Metastasis
Yes vs No	0.001	5.302	1.528–20.734	0.021*

^*P values <0.05 were considered statistically significant

HR Hazard ratio, CI Confidence interval