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Table 2 Two-dimensional echocardiographic parameters and myocardial velocities

From: Structural and functional changes in maternal left ventricle during pregnancy: a three-dimensional speckle-tracking echocardiography study

Variable Controls Trimester 1 Trimester 2 Trimester 3 Postpartum
  - (14.1 ± 1.6)wk (25.5 ± 2.6)wk (37.8 ± 2.4)wk (7.8 ± 2.4)mo
LVEDd (mm) 44.18 ± 2.50 45.28 ± 2.83 46.88 ± 3.40 48.84 ± 3.26* 46.31 ± 3.14
LVEDs (mm) 28.08 ± 2.84 28.24 ± 3.21 29.62 ± 2.91 30.46 ± 2.81* 28.72 ± 2.51
RWT 0.25 ± 0.09 0.27 ± 0.07 0.28 ± 0.05 0.29 ± 0.06* 0.26 ± 0.06
EF (%) 67.57 ± 5.12 68.00 ± 5.21 65.46 ± 4.49† 64.98 ± 3.93* 66.89 ± 4.91
s (cm/min) 7.0 ± 1.6 7.0 ± 1.2 6.8 ± 1.0 6.4 ± 1.2 6.9 ± 1.7
  1. Data are given as mean ± SD; LVEDd indicates left ventricular end-diastolic dimension; LVEDs, left ventricular end-systolic dimension; RWT, relative wall thickness; EF, ejection fraction; s, peak myocardial velocity.
  2. *P < 0.05 vs. Controls; P < 0.05 vs. Trimester 1; P < 0.05 vs. Trimester 3; §P < 0.05 vs. Postpartum.