The relative and combined ability of stress hyperglycemia ratio and N-terminal pro-B-type natriuretic peptide to predict all-cause mortality in diabetic patients with multivessel coronary artery disease

Table 5 Additional predictive value provided by SHR and NT-proBNP for predicting all-cause mortality

	C-Statistic	P value	NRI (95%CI)	P value	IDI (95%CI)	P value
Original model	0.735 (0.691–0.779)	References
Original model + SHR	0.758 (0.716–0.801)	0.017	0.296 (0.120–0.473)	0.001	0.021 (0.007–0.034)	0.003
Original model + NT-proBNP	0.750 (0.706–0.793)	0.009	− 0.010 (− 0.185–0.165)	0.911	0.015 (0.002–0.028)	0.027
Original model + SHR + NT-proBNP	0.772 (0.731–0.813)	< 0.001	0.340 (0.163–0.517)	< 0.001	0.034 (0.015–0.053)	< 0.001

SHR stress hyperglycemia, NT-proBNP N-terminal proB-type natriuretic peptide, NRI net reclassification improvement, IDI integrated discrimination improvement, CI confidential intervals. Original model included age, smoker, ACS, LVEF, left main disease and statin

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