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Table 4 The peak segmental longitudinal strain rate between preoperative and postoperative (\( \overline{x}\pm \mathrm{s} \))

From: Left ventricular longitudinal function assessment in rabbits after acute occlusion of left anterior descending coronary artery by two-dimensional speckle tracking imaging

Segmental LV wall Peak longitudinal systolic strain rate (S−1) Peak longitudinal early-diastolic strain rate(S−1) Peak longitudinal late-diastolic strain rate (S−1)
Preoperative Postoperative P-value Preoperative Postoperative P-value Preoperative Postoperative P-value
Apical 4-CH view Lateral −3.16 ± 1.19 −2.16 ± 1.27 <0.001 3.51 ± 2.45 1.82 ± 1.77 0.001 4.61 ± 2.58 2.65 ± 2.15 <0.001
Septum −2.82 ± 1.27 −2.40 ± 1.25 0.100 2.61 ± 1.59 2.36 ± 1.76 0.417 3.45 ± 1.87 2.67 ± 1.71 0.023
Apical 3-CH view Anteroseptum −3.12 ± 1.32 −2.11 ± 1.23 <0.001 2.95 ± 1.72 1.85 ± 1.49 0.004 3.04 ± 1.65 1.93 ± 1.38 0.005
Posterior −3.53 ± 1.58 −2.27 ± 1.19 <0.001 3.31 ± 1.94 2.20 ± 1.58 0.006 4.04 ± 1.69 2.58 ± 1.47 <0.001
Apical 2-CH view Anterior −2.97 ± 1.27 −2.06 ± 1.25 0.003 3.54 ± 2.15 1.50 ± 2.21 <0.001 4.53 ± 2.39 2.26 ± 1.72 <0.001
Inferior −3.39 ± 1.24 −2.58 ± 1.43 0.001 3.35 ± 1.99 2.25 ± 1.89 0.005 4.84 ± 2.46 3.30 ± 2.18 0.001