TABLE 5.

Comparison of ROC curve analysis of RC and other non‐conventional lipid parameters for the prediction of arterial stiffness

Variables	AUC	95% CI	P value	Z value	P for comparison
RC	0.629	0.597–0.661	< .001	Reference	Reference
Non‐HDL‑C	0.589	0.556–0.621	< .001	2.137	.033
AIP	0.589	0.556–0.621	< .001	2.505	.012
LCI	0.600	0.568–0.632	< .001	1.795	.073
AI	0.579	0.546–0.611	< .001	2.661	.008
TG/HDL‑C	0.589	0.556–0.621	< .001	2.513	.012
CRI‐I	0.579	0.546–0.611	< .001	2.661	.008
CRI‐II	0.560	0.527–0.593	.002	3.114	.002

Abbreviations: RC, remnant cholesterol; AIP, atherogenic index of plasma; LCI, lipoprotein combine index; AI, atherosclerosis index; TG, triglycerides; HDL‐C, high‐density lipoprotein cholesterol; CRI‐I, Castelli's risk index I; CRI‐II, Castelli's risk index II; AUC, area under the curve; CI, confidence interval.