Table 2.

Association of urinary activated complement products and baseline characteristics in patients with IgA nephropathy.

Urine complement products	Proteinuria (g/day)		Serum creatinine (μmol/L)
	r	p	r	p
MBL/Cr	0.487	<0.001	0.408	<0.001
C4d/Cr	0.547	<0.001	0.583	<0.001
Bb/Cr	0.552	<0.001	0.557	<0.001
sC5b-9/Cr	0.599	<0.001	0.599	<0.001
C3a/Cr	0.652	<0.001	0.677	<0.001
C5a/Cr	0.719	<0.001	0.655	<0.001

Cr, creatinine; IgAN, IgA nephropathy; MBL, mannose-binding lectin.