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Table 2 Echocardiographic characteristics according to aPWV groups

From: Left ventricular twist mechanics and its relation with aortic stiffness in chronic kidney disease patients without overt cardiovascular disease

 

Normal PWV <10 m/s

Increased PWV ≥ 10 m/s

p-value

n = 64

n = 42

Conventional echocardiography

   

 Simpsons biplane EF (%)

62.9 ± 5

61.3 ± 4.7

0.48

 TDI S’ – septal (cm/s)

10.6 ± 2.4

8.6 ± 1.9

0.03*

 LVMI (g/m2)

63.7 ± 19

78.4 ± 22

0.01*

 RWT

0.44 ± 0.09

0.51 ± 0.12

0.001*

 E/e’ (average)

8.9 ± 3.7

10.8 ± 4.2

0.01*

 LA (cm)

3.68 ± 0.58

3.9 ± 0.63

0.001*

Diastolic dysfunction (%)

   

 Not present

40.6

22.5

0.001*

 Type 1

50

40

 

 Type 2

9.4

34.9

 

 LV Twist (°)

19.8 ± 5.4

23.5 ± 5.7

<0.001*

 GLS(%)

−19.6 ± 3.3

−17.1 ± 2.9

0.002*

 GCS(%)

−23.3 ± 4.3

−22.8 ± 4.9

0.159

  1. LVMI left ventricular mass index; RWT regional wall thickness; EF ejection fraction; LV left ventricle, GLS Global longitudinal strain; GCS Global circumferential strain
  2. *Statistically significant difference between groups