Table5 Evaluation of Predictive Models for all-cause and cardiovascular death 
Endpoint		C-Statistic	P value	NRI (95%CI)	P value	IDI (95%CI)	P value	
All-cause death
	Original model1	0.751(0.707-0.795)	Ref.		Ref.		Ref.	
	Original model1+AIP	0.763(0.720-0.806)
	0.154
	0.198(0.029-0.367)
	0.022
	0.008(0.002-0.015)
	0.016
	
Cardiovascular death
	Original model2	0.769(0.725-0.813)
	Ref.
		Ref.
		Ref.
	
	Original model2+AIP	0.784(0.743-0.826)	0.089	0.260(0.077-0.442)	0.006	0.010(0.002-0.019)	0.021	
Conventional model1 included age, BMI, LVEF, hs-CRP and statin use. Conventional model2 included age, smoker, BMI, LVEF, hs-CRP and statin use.
AIP, atherogenic index of plasma; NRI, net reclassification improvement; IDI, integrated discrimination improvement, CI confidential interval.