Table 2. 24-h urinary excretion of renal damage markers in healthy controls, CKD patients after a period with no anti-proteinuric treatment (untreated UP), and after NSAID treatment.

Damage marker	Healthy controls	Untreated UP	P vs healthy	NSAID	P vs untreated UP
Total IgG (mg/24 h)	3.9 (2.9–5.6)	130.9 (37.8–513.4)	<0.001	38.1 (17.0–218.4)	<0.01
IgG4 (mg/24 h)	0.0 (0.0–0.1)	50.3 (16.4–68.3)	<0.001	10.2 (1.2–38.0)	<0.001
KIM-1 (µg/24 h)	2.3 (1.6–4.9)	8.9 (5.2–13.9)	0.004	4.6 (2.0–7.8)	0.01
B2M (µg/24 h)	56.3 (34.8–75.6)	199.5 (54.9–404.2)	0.03	47.8 (27.6–109.6)	0.03
H-FABP (µg/24 h)	0.0 (0.0–0.2)	28.4 (8.7–11.9)	<0.001	9.1 (1.2–89.9)	0.11
MCP-1 (µg/24 h)	0.8 (0.4–1.1)	1.8 (0.9–2.6)	0.01	1.8 (1.1–2.3)	0.88
NGAL (µg/24 h)	23.0 (15.1–29.4)	37.2 (29.2–89.9)	0.001	35.2 (26.8–89.9)	0.37