Table 2.

Correlations between the expression of podocyte-associated mRNAs in kidney tissue and urine of patients with glomerulopathies

	Spearman correlation coefficient (r, p-value)	Nephrin	Podocin	Podocalyxin	Synaptopodin	Alpha actinin-4
Kidney tissue	Nephrin	1	0.655a	0.768	0.224	0.722
	Podocin	<0.001b	1	0.548	0.209	0.529
	Podocalyxin	<0.001	<0.001	1	0.072	0.867
	Synaptopodin	0.042	0.073	0.482	1	0.104
	Alpha actinin-4	<0.001	<0.001	<0.001	0.261	1
Urine sediment (baseline)	Nephrin	1	0.497	0.393	0.233	0.376
	Podocin	<0.001	1	0.583	0.267	0.223
	Podocalyxin	<0.001	<0.001	1	0.168	0.193
	Synaptopodin	0.038	0.013	0.123	1	0.101
	Alpha actinin-4	<0.001	0.039	0.075	0.355	1

^aSpearman correlation coefficient;

^b p value.