Table 4. Correlations of various parameters with RDW^a.

Variables vs RDW	Spearman's rho correlation	p-value
Creatinine	0.145	<0.001
eGFR	-0.143	<0.001
Hb	-0.295	<0.001
MCV	-0.203	<0.001
WBC	0.188	0.004
Platelet	0.07	0.026
Albumin	-0.246	<0.001
Bun	0.199	<0.001
Ca	-0.159	<0.001
P	0.111	<0.001
Ca x P	0.07	0.022
Cholesterol	-0.082	0.007
Triglyceride	-0.103	0.001
GPT	0.063	0.040
Uric acid	0.076	0.013

^aSpearman’s rank test correlation