Systemic and Urinary Neutrophil Gelatinase-Associated Lipocalins Are Poor Predictors of Acute Kidney Injury in Unselected Critically Ill Patients

Table 3

AUC (CI) for sNGAL, uNGAL, and uNGAL_corr. in predicting AKI.

	Day 2	Day 1
sNGAL	0.45 (0.27 to 0.63)	0.53 (0.38 to 0.67)
uNGAL	0.48 (0.33 to 0.62)	0.48 (0.33 to 0.62)
uNGALcorr.	0.47 (0.29 to 0.66)	0.65 (0.51 to 0.79)
sNGAL/uNGAL	0.60 (0.41 to 0.80)	0.47 (0.31 to 0.63)