Table 3. Multivariate 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
Tumor size (>6 vs. ≤6 cm)	1.04(0.61–1.75)	0.895	1.19(0.82–1.73)	0.355
Grade (3/4 vs. 1/2)	2.77(1.49–5.14)	0.001	1.88(1.26–2.80)	0.002
TNM stage (3/4 vs. 1/2)	1.71(1.32–2.22)	<0.0001	1.32(1.07–1.62)	0.010
LASP-1 expression (high vs. low)	1.69(1.01–2.81)	0.044	1.67(1.16–2.41)	0.006

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