Table 2.

Changes in indexes of ultrasound of femoral artery, PWV and YKL-40 among different groups$\left(\overline{X}\pm s\right)$

	essential hypertensive groups
	nonmicroalbuminuric	microalbuminuric	healthy controls
	(n = 50)	(n = 43)	(n = 80)
IMT(mm)	0.87 ± 0.14*	1.08 ± 0.16*#	0.65 ± 0.14
PSV(cm/s)	96.25 ± 26.96	95.97 ± 25.28	95.34 ± 25.58
EDV(cm/s)	15.17 ± 5.12	15.46 ± 5.89	17.13 ± 6.32
stiffness	455.75 ± 199.38*	614.59 ± 234.38*#	382.14 ± 165.23
tensity	14.93 ± 7.42	12.01 ± 6.05*#	15.38 ± 7.58
distensibility	0.69 ± 0.21	0.46 ± 0.17*#	0.96 ± 0.31
cf-PWV(ms)	10.40 ±1.98*	12.26 ± 2.13*#	8.67 ± 2.90
YKL-40(ng/ml)	61.63 ± 18.58*	98.78 ± 19.83*#	37.85 ± 14.12

Data are presented as mean ± SD. IMT: intima-media thickness; PSV: peak systolic velocity; EDV: end diastolic velocity; PWV: pulse wave velocity; ^*P<0.05 vs healthy controls; ^#P<0.05 vs nonmicroalbuminuric.