Table 5.

Cox proportional hazard analysis of prognostic factors for overall survival.

Variable	Univariate Analysis			Multivariate Analysis
	HR	95% CI (Lower–Upper)	p	HR	95% CI (Lower–Upper)	p
Age (increasing)	1.011	1.004–1.019	0.003	1.017	1.005–1.028	0.004
Sex, male (female ref.)	1.364	1.060–1.756	0.016	1.051	0.803–1.376	0.718
BMI (increasing)	1.095	1.073–1.118	<0.001	1.099	1.070–1.129	<0.001
ASA Score (increasing)	1.731	1.465–2.046	<0.001	1.085	0.843–1.395	0.527
Increased SUA (dec./stable SUA ref.)	6.467	5.088–8.219	<0.001	4.708	3.647–6.078	<0.001
Stage II	1.541	1.152–2.061	0.004	1.336	0.981–1.820	0.066
Stage III	2.025	1.472–2.785	<0.001	1.537	1.095–2.157	0.013
Stage IV	7.119	4.219–12.014	<0.001	3.299	1.919–5.674	<0.001
RN (PN ref.)	2.172	1.600–2.948	<0.001	1.497	1.042–2.150	0.029
de novo CKD stage III	2.534	1.997–3.215	<0.001	1.684	1.297–2.186	<0.001

HR, Hazard Ratio.