Table 1. The clinical characteristics of the probands.

	Index	All Probands (n = 20)
General characteristics	Age (Years)	14.8 ± 8.8
	Male (n,%)	10 (50%)
	Origin (n,%)	South (12, 60%)
	Xanthoma (n,%)	20 (100%)
	Corneal arcus (n,%)	17 (85%)
	Chief complaint (n,%)	Xanthoma (16, 80%)
	Smoking (n,%)	3 (15%)
History	CAD (n,%)	3 (15%)
	DM (n,%)	0 (0%)
Ultrasound	MR (n,%)	10 (50%)
	AR (n,%)	11 (55%)
	AC (n,%)	15 (75%)
	IMT (cm)	0.18 ± 0.05
	CVFR	2.19 ± 0.49
Lipids before treatment	TC (mmol/L)	16.1 ± 2.9
	LDL-C (mmol/L)	13.2 ± 2.4
	TG (mmol/L)	1.5 ± 0.6
	HDL (mmol/L)	1.9 ± 0.9
Initial treatment	Statin	18 (90%)
	Statin + Ezetimibe	4 (20%)
	Xuezhikang	1 (5%)