Table 5. Pearson correlation test on miRNA-200b level and serum biomarkers.

*P<0.05

Serum marker	Controls		Diabetes		DN
	r	P	r	P	r	P
Serum creatinine	-0.256	0.095	-0.512	0.064	-0.521	0.002*
Urinary nitrogen	-0.239	0.06	-0.115	0.157	-0.683	0.018*
Uric acid	-0.125	0.335	-0.442	0.095	-0.522	0.071
Cystatin	-0.557	0.497	-0.109	0.415	-0.683	0.029*
TGF-β	0.467	0.082	-0.254	0.155	-0.811	<0.001*
HA	-0.425	0.466	-0.328	0.261	-0.462	0.627
CIV	-0.267	0.185	-0.612	0.32	-0.588	0.026*
PCIII	0.359	0.447	-0.324	0.054	-0.721	0.005*
HBA1c	-0.305	0.064	-0.287	0.981	-0.253	0.143