Table 1.

Univariate and multivariate analysis of the correlation between DDX39 expression and overall survival in TCGA ccRCC patients

Parameter	Univariate analysis			Multivariate anlalysis
	HR	95%CI	P value	HR	95%CI	P value
age	1.03	1.016-1.042	<0.0001*	1.03	1.01-1.05	0.001947
gender	1.1	0.78-1.5	0.69	0.8	0.51-1.25	0.318082
stage	1.9	1.7-2.2	<0.0001*	1.34	0.78-2.30	0.285213
grade	2.3	1.9-2.8	<0.0001*	1.28	0.91-1.81	0.161255
T	1.9	1.6-2.3	<0.0001*	1.01	0.61-1.67	0.979953
N	3.5	1.9-6.6	<0.0001*	1.08	0.48-2.41	0.850012
M	4.3	3.1-5.8	<0.0001*	1.98	0.87-4.451	0.104414
DDX39	2.4	1.8-3.2	<0.0001*	2.25	1.36-3.37	0.00165*

*P value <0.05 is considered statistically significant.