Table 5.

Univariate correlation between urinary cf-mtDNA and variables

Variable	Rho correlation coefficient	P value
Urine A/C ratio (mg/g)	0.375	0.008*
Urine P/C ratio (mg/g)	0.349	0.002**
Urine cf-nDNA (GE/mL)	0.448	<0.001**
Urine protein (mg/dL)	0.167	0.125
NGAL (ng/mL)	0.168	0.066

*P < 0.05, **P < 0.01; Spearman’s rho correlation

NGAL, neutrophil gelatinase-associated lipocalin (ng/mL); cf-nDNA, cell-free nuclear DNA (GE/mL); GE/mL, genome equivalents/mL; urine A/C ratio, urine albumin-creatinine ratio (mg/g); urine P/C ratio, urine protein-creatinine ratio (mg/g)