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Table 1 Statistical analysis for four parameters of vortex dynamics (DI, EF, RS, and W) based on different elasticity (E) of phantom

From: Ultrasonic biomechanics method for vortex and wall motion of left ventricle: a phantom and in vivo study

E (kPa)

DI

KEF

RS

W

169.79

0.701 ± 0.422

0.001 ± 0.000

0.412 ± 0.007

0.738 ± 0.030

252.34

0.754 ± 0.238

0.001 ± 0.000

0.424 ± 0.032

0.744 ± 0.013

304.42

0.818 ± 0.745

0.002 ± 0.000

0.635 ± 0.076

0.816 ± 0.079

F

3.935

45.500

20.724

2.325

p

0.081

 < 0.001

0.002

0.179

  1. Data are mean ± standard deviation