Prevalence and determinants of chronic kidney disease in community-dwelling elderly by various estimating equations

Table 4 Association of different renal function parameters and estimation equations with biochemical markers after adjustment for age and gender (spearman partial correlation coefficient and p-value)

	CysC (mg/L)	MDRD eGFR	CKD-EPI eGFR	CysC- eGFR	ACR	CRP (mg/L)	Uric acid (μmol/L)	Cholesterol (mmol/L)	HDL (mmol/L)	LDL (mmol/L)	WBC (Giga/L)	Hemoglobin (g/dL)
Creatinine (mg/dL)	0.61	−0.96	−0.96	−0.60	−0.00	0.13	0.44	−0.07	−0.18	−0.06	0.07	−0.05
	<0.001	<0.001	<0.001	<0.001	0.89	<0.001	<0.001	0.005	<0.001	0.03	0.007	0.08
CysC (mg/L)		−0.60	−0.60	−1.00	0.07	0.24	0.39	−0.10	−0.24	−0.05	0.10	−0.08
		<0.001	<0.001	<0.001	0.006	<0.001	<0.001	<0.001	<0.001	0.04	<0.001	0.003
MDRD eGFR			1.00	0.60	0.00	−0.14	−0.41	0.07	0.16	0.06	−0.06	0.05
			<0.001	<0.001	0.91	<0.001	<0.001	0.011	<0.001	0.03	0.02	0.04
CKD-Epi eGFR				0.60	0.02	−0.13	−0.41	0.07	0.16	0.06	−0.06	0.05
				<0.001	0.95	<0.001	<0.001	0.01	<0.001	0.03	0.02	0.04
Cystatin-C based eGFR					−0.07	−0.25	−0.38	0.09	0.24	0.05	−0.10	0.08
					0.005	<0.001	<0.001	<0.001	<0.001	0.04	<0.001	0.001
ACR (urine)						0.10	0.03	−0.04	−0.03	−0.05	0.06	−0.07
						<0.001	0.23	0.14	0.27	0.08	0.03	0.01

Abbreviations: ACR = Albumine-creatinine ratio (mg/g), CysC = cystatine C, MDRD = Modification of Diet in Renal Disease Study, eGFR = estimated glomerular filtration rate.
(mL/min/1.73 m²), CKD-Epi = Chronic Kidney Disease Epidemiology Collaboration, CRP = C-reactive protein, HDL = high-density lipoprotein, LDL = low density lipoprotein,WBC = white blood cell count.

ISSN: 1471-2458