Table 3. Multivariate Cox analysis of 155 conventional RCCs (77 events).

		95% CI
Variable	Exp (B)	Lower	Upper	P-value
Cyclin D1 (low vs high)	0.899	0.500	1.618	0.723
Cyclin D3 (low vs high)	1.079	0.583	1.996	0.808
Cyclin E (low vs high)	1.247	0.742	2.094	0.405
p27 (low vs high)	0.386	0.194	0.766	0.007
Nuclear grade (1+2 vs 3+4)	6.053	1.879	19.493	0.003
TNM (I–III vs IV)	9.331	5.515	15.786	<0.001