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Table 2 Comparision of sonographic carotid artery measures in three groups

From: An improvement of carotid intima-media thickness and pulse wave velocity in renal transplant recipients

Variables

Controls (n = 84)

Hemodialysis (n = 31)

RT (n = 31)

aP Values

Carotid intima-media thickness (μm)

529.7 ± 131.8

561.9 ± 147.7*

480.5 ± 90.3#

0.045

Pulse wave velocity (m/s)

6.68 ± 2.25

7.87 ± 2.25*

8.05 ± 2.17†

0.004

Velocity time integral (m)

0.2 ± 0.1

0.2 ± 0.1

0.2 ± 0.1

0.250

Peak systolic velocity (cm/s)

64.4 ± 19.9

56.6 ± 20.3

49.9 ± 14.5†

0.002

End diastolic velocity (cm/s)

16.27 ± 6.5

17.5 ± 10.5

15.9 ± 7.3

0.702

Mean flow velocity (cm/s)

26.9 ± 7.4

27.5 ± 10.1

24.8 ± 7.7

0.388

Pulsatility index

1.8 ± 0.6

1.6 ± 0.7*

1.4 ± 0.4†

0.003

Resistance index

0.7 ± 0.2

0.7 ± 0.2

0.7 ± 0.2

0.197

S/D ratio

4.3 ± 1.2

4.1 ± 2.1

3.4 ± 0.9†

0.017

  1. aIn three groups, Chi-squared test or ANOVA test was used to compare the distribution of CIMT, PWV, VTI, PSV, EDV, MFV, PI, RI and S/D ratio
  2. *P<0.05, †P < 0.01 compared with the control group; #P<0.05, ‡P < 0.01 compared with the hemodialysis group