Predictive value of creatine kinase MB for contrast-induced acute kidney injury among myocardial infarction patients

Table 3 Discrimination and calibration analysis of CK-MB added to models in REICIN study data set

	C-statistics	p-value	NRI	p-value	IDI	p-value	Hosmer and Lemeshow test	AIC	Bootstrap-corrected C-statistics
ACEF + CK-MB	0.733	0.046	0.459	< 0.001	0.018	0.017	χ² = 8.75, p = 0.364	440.24	0.731
ACEF score	0.680	0.046	0.459	< 0.001	0.018	0.017	χ² = 3.39, p = 0.907	452.91	0.680
Mehran A + CK-MB	0.727	0.091	0.459	< 0.001	0.017	0.021	χ² = 7.02, p = 0.534	440.33	0.725
Mehran score A	0.694	0.091	0.459	< 0.001	0.017	0.021	χ² = 5.09, p = 0.748	451.33	0.695
Mehran B + CK-MB	0.734	0.102	0.459	< 0.001	0.018	0.020	χ² = 9.31, p = 0.317	436.60	0.731
Mehran score B	0.704	0.102	0.459	< 0.001	0.018	0.020	χ² = 7.07, p = 0.529	447.95	0.702

CK-MB creatine kinase isoenzymes/creatine kinase-MB, ACEF Age, creatinine and ejection fraction, REICIN REduction of rIsk for Contrast-Induced Nephropathy

ISSN: 1471-2261