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Table 3 Comparison between the study groups as regards the echocardiographic measurements

From: Strain and strain rate echocardiographic imaging predict occurrence of atrial fibrillation in post-coronary artery bypass grafting patients

Echocardiographic data No POAF POAF P-value
  Mean ± SD Mean ± SD  
LVEDD (mm) 52.8 ± 4.8 51.7 ± 5.9 0.352
LVESD (mm) 34.5 ± 4.7 34.2 ± 4.9 0.785
LVEF (%) 61.8 ± 7.9 61.5 ± 5.3 0.879
LA diameter (mm) 36.3 ± 3.3 37.1 ± 2.5 0.219
Mitral E velocity (cm/s) 70.7 ± 17.7 55.8 ± 10.6 < 0.001
Mitral A velocity (cm/s) 68.7 ± 18.3 68.6 ± 17.4 0.988
Mitral E/A 1.07 ± 0.35 0.89 ± 0.38 0.025
Mitral E' velocity (cm) 7.1 ± 2.4 5.5 ± 2.1 0.003
Mitral A' velocity (cm) 8.4 ± 2.2 8.9 ± 1.4 0.310
Mitral S' velocity (cm) 7.0 ± 1.6 6.8 ± 1.4 0.373
Mitral E/E' 10.6 ± 2.8 11.2 ± 3.2 0.413
Mitral E deceleration (ms) 201.6 ± 38.9 236.0 ± 27.8 < 0.001
PALS (%) 32.9 ± 5.9 25.6 ± 6.1 < 0.001
LASRs (s−1) 1.90 ± 0.71 1.27 ± 0.56 < 0.001
LASRe (s−1) −1.69 ± 0.60 −1.00 ± 0.45 < 0.001
LASRa (s−1) −2.21 ± 0.59 −1.21 ± 0.48 < 0.001