Table 3.

Urine concentrations of examined parameters in CKD children and in the control group.

Parameters in urine	Median value (lower-upper quartile)
	Control group (n = 23)	CKD I (n = 20)	CKD II (n = 41)
uMCP-1 (ng/mg creatinine)	88.4 (78.5–101.2)	872.5a (798.4–940.2)	804.4 (658.4–924.8)
uMCSF (pg/mg creatinine)	1004.4 (963.7–1125.2)	6948.4a (6296.9–7566.2)	5940.8b (5441.8–7464.7)
u neopterin (ng/mg creatinine)	112.31 (101.1–131.6)	300.1a (282.1–324.3)	501.76b (446.2–667.0)

Mann–Whitney U test: ^ap < 0.0001, CKD I versus the control group. ^bp < 0.01, CKD II versus CKD I.