Table 3.

The incremental predictive value of various models evaluated by cNRI > 0 and IDI

	cNRI > 0 (95% CI)	NRIe	NRIne	P value	IDI (95% CI)	P value
Established risk model	Ref	Ref	Ref	Ref	Ref	Ref
Established risk Model + TG	0.061 (− 0.011, 0.260)	0.078	− 0.018	> 0.05	0.008 (0.000, 0.015)	0.044
Established risk Model + HbA1c	− 0.026 (− 0.050, 0.171)	− 0.031	0.005	> 0.05	0.001 (− 0.005, 0.007)	0.707
Established risk Model + FBG	0.043 (− 0.007, 0.178)	0.062	− 0.019	> 0.05	0.006 (− 0.003, 0.014)	0.192
Established risk Model + TyG	0.170 (0.023, 0.287)	0.172	− 0.002	< 0.05	0.024 (0.009, 0.039)	0.002

Established risk model included age, BMI, Scr, bSS, rSS and insulin

TyG index the triglyceride-glucose index, TG triglyceride, CI confidence interval, FBG fasting blood glucose, cNRI > 0 category-free continuous net reclassification improvement, IDI integrated discrimination improvement, NRIe event NRI, NRIne non-event NRI