Table 2.

Effects of aqueous burdock root extract on the blood lipid levels of rats.

Group	n	Week 2				Week 6				Week 8
		TG, mM	LDL-C, mM	HDL-C, mM	CHOL, mM	TG, mM	LDL-C, mM	HDL-C, mM	CHOL, mM	TG, mM	LDL-C, mM	HDL-C, mM	CHOL, mM
Control group	8	0.63 ± 0.17	0.24 ± 0.08	0.96 ± 0.18	1.50 ± 0.33	0.60 ± 0.16	0.23 ± 0.06	0.96 ± 0.15	1.72 ± 0.27	0.66 ± 0.20	0.20 ± 0.11	1.20 ± 0.28	1.30 ± 0.23
Model group	7	0.69 ± 0.18	0.30 ± 0.07	1.04 ± 0.09	1.63 ± 0.27	0.59 ± 0.17	0.20 ± 0.07	1.35 ± 0.22	2.42 ± 0.34*	0.79 ± 0.18	0.31 ± 0.07	1.44 ± 0.29	2.33 ± 0.21*
Positive control group	7	0.64 ± 0.12	0.26 ± 0.05	1.01 ± 0.15	1.52 ± 0.24	0.52 ± 0.18	0.24 ± 0.11	1.24 ± 0.22	2.00 ± 0.31	0.63 ± 0.20	0.25 ± 0.04	1.30 ± 0.23	1.92 ± 0.14##
High-dose group	6	0.78 ± 0.26	0.24 ± 0.06	0.99 ± 0.14	1.61 ± 0.25	0.70 ± 0.24	0.24 ± 0.16	1.38 ± 0.37	2.23 ± 0.57	0.88 ± 0.36	0.22 ± 0.08	1.19 ± 0.19	1.81 ± 0.20##
Moderate- dose group	6	0.71 ± 0.19	0.29 ± 0.07	1.03 ± 0.21	1.66 ± 0.29	0.72 ± 0.23	0.25 ± 0.08	1.35 ± 0.22	2.21 ± 0.36	0.81 ± 0.18	0.34 ± 0.08	1.33 ± 0.31	2.04 ± 0.26#
Low-dose group	6	0.68 ± 0.22	0.28 ± 0.09	0.95 ± 0.16	1.58 ± 0.37	0.51 ± 0.11	0.26 ± 0.11	1.37 ± 0.28	2.33 ± 0.37	0.78 ± 0.27	0.28 ± 0.13	1.35 ± 0.26	1.95 ± 0.27##

Data presented as mean ± SD.

^*P < 0.01 versus control group; ^#P < 0.05 versus model group; ^##P < 0.01 versus model group; analysis of variance and Q test.

TG, triglyceride; LDL-C low-density lipoprotein cholesterol; HDL-C, high-density lipoprotein cholesterol; CHOL, cholesterol.