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Table 2 Urine biomarker-to-creatinine ratios

From: Absence of long-term changes in urine biomarkers after AKI: findings from the CRIC study

Result AKI Hospitalization
(n = 198)
Non-AKI Hospitalization
(n = 198)
P-Value
KIM-1/Cr (pg/mg)
 Pre-hospitalization 771 [465–1132] 646 [402–1043] 0.11
 Post-hospitalization 744 [466–1280] 709 [403–1203] 0.08
 Raw change (and % change) 40 [-210–328] (9%) 35 [-112–229] (7%) 0.88
MCP-1/Cr (pg/mg)
 Pre-hospitalization 223 [136–361] 196 [128–288] 0.04
 Post-hospitalization 220 [136–386] 184 [125–309]  < 0.01
 Raw change (and % change) 9 [-107–140] (4%) 1 [-60–65] (1%) 0.46
YKL-40/Cr (pg/mg)
 Pre-hospitalization 596 [232–2308] 534 [211–2351] 0.99
 Post-hospitalization 709 [179–2830] 520 [201–1703] 0.20
 Raw change (and % change) 16 [-353–1526] (7%) -46 [-712–388] (-20%) 0.06
EGF/Cr (pg/mg)
 Pre-hospitalization 1975 [1166–2947] 1818 [1240–3010] 0.78
 Post-hospitalization 1768 [1027–2838] 1720 [1111–2730] 0.62
 Raw change (and % change) -164 [-574–196] (-11%) -115 [-490–180] (-8%) 0.63
UMOD/Cr (ug/mg)
 Pre-hospitalization 10.52 [5.48–18.10] 10.35 [5.01–22.78] 0.63
 Post-hospitalization 9.31 [4.98–19.66] 10.20 [5.44–20.95] 0.84
 Raw change (and % change) -0.16 [-6.80–6.34] (-2%) -0.87 [-6.90–4.72] (-7%) 0.61
Albumin/Cr (mg/g)
 Pre-hospitalization 145 [28–740] 141 [29–646] 0.26
 Post-hospitalization 163 [35–765] 128 [35–712] 0.34
 Raw change (and % change) 7 [-63–123] (17%) 5 [-74–100] (13%) 0.99
  1. Values given in median [IQR]. P values for changes correspond to raw changes, not percent changes