Table 2. Univariate Cox regression analysis of the prognostic factors for ccRCC.

Variables	Overall survival		Recurrence-free survival
	HR(95%CI)	P value	HR(95%CI)	P value
Age (>63 vs. ≤63 years)	0.91(0.56–2.49)	0.717	1.02(0.71–1.46)	0.911
Gender (male vs. female)	1.06(0.48–2.31)	0.889	1.43(0.77–2.65)	0.262
Tumor size (>6 vs. ≤6 cm)	1.71(1.04–2.79)	0.034	1.66(1.16–2.36)	0.005
Grade (3/4 vs. 1/2)	3.72(2.09–6.63)	<0.0001	2.35(1.62–3.39)	<0.0001
TNM stage (3/4 vs. 1/2)	2.05(1.60–2.64)	<0.0001	1.58(1.30–1.92)	<0.0001
LASP-1 expression (high vs. low)	2.09(1.29–3.40)	0.003	1.99(1.40–2.82)	<0.0001

Abbreviations: CI, confidence interval; ccRCC, clear cell renal cell cancer; HR, hazard ratio; LASP-1, LIM and SH3 protein 1.