Table 3. Multivariate analyses of recurrent-free survival in 152 clear cell renal cell carcinoma patients.

Variable		Disease-free survival			Disease-specific survival
		HR	95% CI	p value	HR	95% CI	P value
Age	<59 vs. ≧59	3.497	1.372 - 8.915	0.009	0.945	0.453-1.972	0.880
Sex	male vs. female	1.339	0.428- 4.191	0.617	0.221	0.084-0.585	0.002
T stage	1 vs. 2∼4	22.313	7.719-64.494	<0.001	33.420	10.938-102.109	<0.001
Fuhrman grade	1,2 vs. 3,4	2.997	1.270-7.070	0.012	4.009	1.694-9.487	0.002
Myoferlin	hypo vs. hyper	4.604	1.893-11.199	0.001	1.240	0.490-3.135	0.650