Table 4.

Linear regression analysis for the correlation of endothelin-1 and risk factors

endothelin-1	Group normal		Group metabolic syndrome
	r	p	r	p
Weight(kg)	-0.095	0.572	-0.008	0.960
BMI(kg/m)	-0.091	0.589	0.085	0.614
Waist circumference (cm)	-0.094	0.574	-0.127	0.447
WHR	-0.258	0.118	-0.079	0. 636
SBP (mm Hg)	-0.122	0.465	-0.242	0.144
DBP (mm Hg)	0.019	0.910	-0.242	0.143
FMD	-0.132	0.375	-0.075	0.050
FBG (mmol/L)	-0.209	0.207	-0.012	0.942
Triglycerides, mmol/l	-0.059	0.727	-0.436	0.006
Total cholesterol, mmol/l	0.344	0.350	0.452	0.004
HDL-C, mmol/l	0. 027	0.873	0.346	0.034
LDL-C, mmol/l	0.198	0.234	0.454	0.004
CRP, mg/l	-0.074	0.660	0.048	0.777
Resistin (pg/ml)	0.009	0.956	0.282	0.050

FMD: Flow-mediated dilation; BMI: Body mass index; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; FBG: Fasting blood glucose; HDL: High density lipoprotein; LDL: Low density lipoprotein; CRP: C-reactive protein; ET-1: Endothelin-1