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Table 3 The peak segmental systolic longitudinal strain of endocardial, middle and epicardial layers (\( \overline{x}\pm \mathrm{s} \))

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 Endocardial (%) Middle (%) Epicardial (%)
Preoperative Postoperative P-value Preoperative Postoperative P-value Preoperative Postoperative P-value
Apical 4-CH view Lateral −15.38 ± 7.90 −8.55 ± 6.58 <0.001 −12.64 ± 6.77 −6.70 ± 5.42 <0.001 −10.61 ± 5.99 −5.32 ± 4.62 <0.001
Septum −13.95 ± 7.32 −10.77 ± 7.19 0.026 −11.27 ± 6.15 −9.01 ± 6.08 0.054 −9.25 ± 5.33 −7.71 ± 5.29 0.119
Apical 3-CH view Anteroseptum −15.75 ± 7.72 −8.03 ± 7.10 <0.001 −12.28 ± 6.28 −6.35 ± 5.89 <0.001 −9.65 ± 5.26 −5.13 ± 5.00 <0.001
Posterior −17.33 ± 6.88 −10.97 ± 8.21 <0.001 −14.01 ± 6.05 −8.84 ± 6.87 <0.001 −11.46 ± 5.44 −7.21 ± 5.88 0.001
Apical 2-CH view Anterior −15.49 ± 7.07 −7.51 ± 7.46 <0.001 −12.55 ± 6.42 −5.85 ± 6.16 <0.001 −10.31 ± 5.96 −4.64 ± 5.20 <0.001
Inferior −17.34 ± 7.38 −12.90 ± 8.69 0.009 −13.89 ± 6.26 −10.40 ± 7.22 0.013 −11.18 ± 5.44 −8.49 ± 6.15 0.020