Table 2.

Performance of NephroCheck as a biomarker of AKI development added to the conventional variables at T0

	Discrimination		Reclassification
	AUC (95% CI)	P (vs. initial model*)	NRI (%, 95% CI)	P	IDI (%, 95% CI)	P
ED score + NC	0.71 (0.65-0.78)	0.023	33.8 (4.3-60.2)	0.012	2.4 (0.4-4.5)	0.02
eGFR + NC	0.65 (0.57-0.74)	0.14	27.4 (1.8-52.9)	0.036	2.3 (0.2-4.3)	0.031

The initial models are underlined, the updated models additionally included NC, P values are vs. the initial model.

Abbreviations: NRI, net reclassification improvement; IDI, integrated discrimination improvement; see Table 1.