Table 3.

Association of TG/HDL-C ratio with the absolute change, change rate and slope of baPWV

	Model 1			Model 2			Model 3
	β	95% CI	P value	β	95% CI	P value	β	95% CI	P value
Change of baPWV (cm/s)
TG/HDL-C ratio (continuous)	6.795	− 1.193 to 14.784	0.096	4.934	− 3.684 to 13.552	0.062	37.057	7.85–66.264	0.013
Quartile 2 (ref: quartile 1)	70.320	21.037–119.604	0.005	68.883	19.964–117.802	0.006	75.317	24.101–126.534	0.004
Quartile 3	83.153	34.299–132.007	0.001	89.453	38.544–140.362	0.001	84.036	25.516–142.556	0.005
Quartile 4	131.912	82.542–181.282	< 0.001	142.938	78.525–207.35	< 0.001	133.420	51.949–214.891	0.001
P for trend			< 0.001			< 0.001			0.002
Change rate of baPWV (cm/s/year)
TG/HDL-C ratio (continuous)	2.587	0.115–5.06	0.040	1.880	− 0.801 to 4.562	0.169	9.768	0.547–18.989	0.038
Quartile 2 (ref: quartile 1)	14.121	− 1.149 to 29.392	0.070	13.621	− 1.616 to 28.857	0.080	19.486	3.325–35.646	0.018
Quartile 3	23.979	8.842–39.117	0.002	25.543	9.687–41.399	0.002	29.615	11.15–48.08	0.002
Quartile 4	38.237	22.94–53.534	< 0.001	40.369	20.307–60.431	< 0.001	43.511	17.804–69.217	0.001
P for trend			< 0.001			< 0.001			0.001
Slope of baPWV
TG/HDL-C ratio (continuous)	2.253	− 0.089 to 4.595	0.060	4.507	1.425–6.048	0.045	7.973	0.801–22.317	0.035
Quartile 2 (ref: quartile 1)	12.212	− 2.264 to 26.687	0.098	11.300	− 3.154 to 25.754	0.126	15.465	0.078–30.852	0.049
Quartile 3	21.636	7.287–35.986	0.003	21.977	6.935–37.019	0.004	24.296	6.715–41.877	0.007
Quartile 4	33.088	18.587–47.589	< 0.001	32.178	13.146–51.21	0.001	33.496	9.02–57.972	0.007
P for trend			< 0.001			< 0.001			0.004

Model 1: adjusted age and sex; Model 2: age, sex, BMI, smoking status, drinking status, physical activity, diabetes, dyslipidaemia, baPWV at baseline, and MAP at baseline and follow-up; Model 3: Model 2 plus HDL-C, triglyceride, PBG, LDL-C, eGFR, uric acid, homocysteine, and use of antidiabetic, lipid-lowering, or antihypertensive medications at baseline and follow-up