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Table 4 Left ventricular volumes, strains, twist, and torsion in patients with end-stage renal disease (ESRD) before and after hemodialysis (HD) measured by 3-dimensional speckle tracking echocardiography

From: The impact of preload on 3-dimensional deformation parameters: principal strain, twist and torsion

  Pre-HD (n = 58) Post-HD (n = 58) P value
Frame rates (/min) 26.3 ± 4.6 25.2 ± 4.7 0.120
LV end-diastolic volume (mL/m2) 73.0 ± 17.0 61.2 ± 15.2 <0.001
LV end-systolic volume (mL/m2) 25.9 ± 7.6 24.0 ± 6.9 <0.001
LV stroke volume (mL/ m2) 47.1 ± 10.4 37.2 ± 8.9 <0.001
LV ejection fraction 64.9 ± 3.9 61.0 ± 3.3 <0.001
Global principal strain (%) −38.10 ± 3.71 −35.33 ± 3.22 <0.001
Global longitudinal strain (%) −24.57 ± 2.51 −21.42 ± 2.15 <0.001
Global circumferential strain (%) −33.35 ± 3.50 −30.90 ± 3.22 <0.001
Global radial strain (%) 47.67 ± 4.27 42.90 ± 3.61 <0.001
Twist (degree) 17.69 ± 7.80 13.34 ± 6.92 <0.001
Torsion (degree/s) 2.04 ± 0.86 1.59 ± 0.80 <0.001
  1. LV Left ventricle