Association of triglyceride–glucose index with coronary severity and mortality in patients on dialysis with coronary artery disease

Table 4 Added predictive ability and reclassification statistics of triglyceride–glucose index

	C-statistic (95% CI)	P Value	Continuous NRI (95% CI)	P Value	IDI (95% CI)	P Value
All-cause death
Baseline risk model^a	0.698 (0.671, 0.725)	Reference	Reference		Reference
Baseline risk model + TyG index	0.700 (0.673, 0.727)	0.007	0.095 (0.009, 0.170)	< 0.001	0.006 (0.001, 0.021)	< 0.001
Cardiovascular death
Baseline risk model^a	0.725 (0.694, 0.756)	Reference	Reference		Reference
Baseline risk model + TyG index	0.729 (0.698, 0.760)	0.005	0.091 (0.004, 0.178)	< 0.001	0.012 (0.001, 0.029)	< 0.001

CI confidence interval, IDI integrated discrimination improvement, NRI net reclassification improvement, TyG triglyceride–glucose
^aVariables included in the baseline risk model for all-cause death and cardiovascular death are shown in Model 6, Table 3

ISSN: 2047-783X