Fig. 2. Boxplots of biomarker concentrations on ICU admission according to AKI severity as assessed by the KDIGO criteria. (A) uNGAL, (B) uLFABP, and (C) uCysC. Y-axis values are logarithmically spaced.
Abbreviations: uNGAL, urinary neutrophil gelatinase-associated lipocalin; uLFABP, urinary liver fatty acid-binding protein; uCysC, urinary cystatin C; AKI, acute kidney injury; KDIGO, Kidney Disease: Improving Global Outcomes; ICU, intensive care unit.

Ann Lab Med 2024;44:144~154 https://doi.org/10.3343/alm.2023.0083