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Table 2 Comparison of parameters of carotid arterial stiffness, hemodynamics, and atherosclerosis between normotensive controls and hypertensive patients

From: Wall shear stress in hypertensive patients is associated with carotid vascular deformation assessed by speckle tracking strain imaging

Variable

Hypertensives (n = 100)

Left ventricular outflow tract deceleration time (ms)

175.9 ± 19.3

CCA mean intima-media thickness (mm)

0.90 ± 0.27

CCA systolic diameter (mm)

7.2 ± 0.8

CCA diastolic diameter (mm)

6.4 ± 0.7

Peak systolic velocity (cm/s)

60.6 ± 13.7

End diastolic velocity (cm/s)

13.8 ± 3.3

Mean velocity (cm/s)

37.2 ± 7.8

Peak WSS (dyn/cm2)

2.63 ± 0.75

Mean WSS (dyn/cm2)

1.38 ± 0.67

Pulsatility index

0.31 ± 0.03

Resistive index

0.76 ± 0.05

Global circumferential strain (%)

3.74 ± 1.78

Peak posterior radial strain (%)

-3.28 ± 1.52

  1. Values are presented as mean ± standard deviation.
  2. CCA common carotid artery, WSS wall shear stress.