Table 5 Two-D Speckle Tracking parameters.

From: Evaluation of ventricular systolic function by speckle tracking technique in patients with biliary atresia before and after liver transplantation

 

Pre-Tx (n = 30)

Average (SD)

Controls (n = 30)

Average (SD)

P*

Post-Tx (n = 30)

Average (SD)

Controls (n = 30)

Average (SD)

P*

LV GLS (%)

−20.86 (± 2.59)

−22.79 (± 1.52)

0.001

−21.47 (± 2.25)

−22.89 (± 2.30)

0.019

APLAX (%)

−20.38 (± 3.08)

−22.40 (± 2.21)

0.005

−20.70 (± 3.76)

−23.33 (± 2.92)

0.004

4C (%)

−21.10 (± 3.05)

−23.57 (± 2.64)

0.001

−21.30 (± 2.90)

−23.01 (± 2.50)

0.02

2C (%)

−21.21 (± 3.24)

−22.43 (± 1.83)

0.078

−21.73 (± 2.30)

−22.67 (± 2.59)

0.140

RV GLS (%)

−23.91 (± 4.34)

−26.45 (± 3.65)

0.017

−24.59 (± 3.53)

−27.60 (± 3.35)

0.001

RS Apex (%)

29.84 (± 11.12)

35.14 (± 8.63)

0.044

29.23 (± 8.33)

31.26 (± 8.87)

0.365

RS pm (%)

25.28 (± 8.57)

31.75 (± 5.36)

0.001

27.85 (± 6.90)

32.14 (± 6.42)

0.015

RS basal (%)

26.03 (± 8.29)

27.72 (± 3.84)

0.315

25.66 (± 6.57)

29.99 (± 5.36)

0.007

GRS (%)

27.05 (± 6.92)

31.54 (± 4.23)

0.004

27.58 (± 4.90)

31.13 (± 4.89)

0.007

CS Apex (%)

−29.09 (± 7.10)

−31.67 (± 7.43)

0.173

−30.45 (± 8.70)

−32.70 (± 6.82)

0.270

CS pm (%)

−23.89 (± 4.88)

−26.55 (± 3.58)

0.019

−24.83 (± 4.20)

−26.40 (± 3.61)

0.127

CS basal (%)

−24.31 (± 4.61)

−25.29 (± 3.38)

0.350

−24.75 (± 4.26)

−26.34 (± 3.65)

0.128

GCS (%)

−25.76 (± 4.42)

−27.84 (± 3.38)

0.045

−26.68 (± 4.21)

−28.48 (± 3.12)

0.065

  1. Statistical significance p < 0.05.
  2. LV GLS, LV global longitudinal strain; APLAX, apical long-axis view; 4C, apical four chamber view; 2C, apical two chamber view; RV GLS, RV global longitudinal strain; RS, radial strain; Pm, papillary muscle level; GRS, global radial strain; CS: circumferential strain; GCS, global circumferential strain; *Students t-test.