Table 6.

NRIs for biomarkers and AKI progression and death

Urine Biomarker	Nonevent NRI	Event NRI	Overall NRI (95% CI)
NGAL	0.09	0.14	0.23 (−0.12 to 0.58)
IL-18	0.32	0.19	0.51 (0.16 to 0.86)
KIM-1	−0.06	0.19	0.12 (−0.23 to 0.45)
L-FABP	0.28	0.03	0.31 (−0.04 to 0.66)
FENa	−0.01	−0.03	−0.04 (−0.41 to 0.33)
Albumin	0.16	0.19	0.35 (−0.02 to 0.72)

Clinical model includes CKD stage, demographics (race, age, and sex), MELD score, and serum sodium. NRI, net reclassification index.