Table 1. Correlation between NBR1 mRNA expression and clinicopathological parameters of ccRCC patients.

Parameter		NBR1 mRNA expression			χ2	p value
		Number	Low (n=259)	High (n=258)
Age(years)	<=60	257	127	130
	>60	260	132	128	0.095	0.792
gender	male	336	170	166
	female	181	89	92	0.095	0.783
T stage	T1+T2	332	138	194
	T3+T4	185	121	64	27.006	0.000*
N stage	N0+ NX	503	249	254
	N1	14	10	4	2.619	0.174
M stage	M0+ MX	441	209	232
	M1	76	50	26	8.777	0.004*
G stage	G1+G2	239	99	140
	G3+G4	278	160	118	13.377	0.000*
TNM stage	I+II	314	133	181
	III+IV	203	126	77	29.793	0.000*