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Table 4 Mean of 3D speckle tracking parameter in subjects of our study categorized according to age-group and r and P values of correlation between 3D strain and age

From: Assessment of left ventricular systolic function using two- and three-dimensional speckle tracking echocardiography among healthy preschool-age pediatric children

 

 < 1 < 2 year

 ≥ 2 ≤ 3 years

 > 3 ≤ 4 years

 > 4 ≤ 5 years

 > 5 ≤ 6 years

Total

r

P

No

NA

43

43

41

53

180

  

3D GLS%

NA

− 22.79 ± 2.862

− 20.89 ± 0.813

− 20.1 ± 0.79

− 19.19 ± 0.908

− 20.48 ± 1.526

0.766

0.001

3D GCS%

NA

− 14.645 ± 1.612

− 14 ± 2.241

− 13.71 ± 1.798

− 13.92 ± 2.424

− 13.9 ± 2.05

0.055

0.955

3D GRS%

NA

50.405 ± 4.515

47.77 ± 2.067

46.79 ± 1.071

45.6 ± 1.485

47.21 ± 2.382

− 0.653

0.001

  1. 3D three-dimensional, GLS global longitudinal strain, GCS global circumferential strain, GRS global radial strain