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Table 3 Influence of high-voltage electrical injury on left ventricular function assessed with strain and strain rate

From: Functional changes of the myocardium in survivors of high-voltage electrical injury

  

HVEI group

 

Control group ( n = 23)

Baseline ( n = 23)

Six weeks ( n = 23)

Six months ( n = 21)

Strain (%)

    

Longitudinal

-18.1 ± 1.6

-18.9 ± 3.7

-18.8 ± 3.4

-19.0 ± 2.8

Circumferential

-18.9 ± 3.4

-19.8 ± 5.5

-19.7 ± 3.6

-19.7 ± 5.2

Radial

53.3 ± 16.9

52.0 ± 17.1

46.7 ± 18.0

48.0 ± 14.6

Strain rate (1/sec)

    

Longitudinal

-1.19 ± 0.18

-1.48 ± 0.39**

-1.36 ± 0.29*

-1.20 ± 0.21

Circumferential

-1.59 ± 0.37

-2.19 ± 0.91**

-1.90 ± 0.56*

-1.73 ± 0.56

Radial

1.97 ± 0.43

2.80 ± 0.19**

2.67 ± 0.98**

2.29 ± 0.87

  1. *P <0.05 vs. control group; **P <0.01 vs. control group. HVEI, high-voltage electrical injury