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Table 2 Comparison between LV longitudinal strain using TTE versus TEE

From: A comparative study between transthoracic and transesophageal echo modalities in evaluation of left ventricular deformation

Segmental
Strain (LS) %
TTE
Mean ± SD
TEE
Mean ± SD
P value
Septum
 Basal (%)− 15 ± 6− 12 ± 210.2
 Mid (%)− 18 ± 6− 19 ± 90.8
 Apical (%)− 23 ± 6− 24 ± 100.2
 Mean (%)− 19 ± 5− 19 ± 80.7
Lateral
 Basal (%)− 14 ± 6− 9 ± 90.00
 Mid (%)− 17 ± 5− 12 ± 90.00
 Apical (%)− 21 ± 6− 21 ± 110.7
 Mean (%)− 17 ± 5− 14 ± 80.01
Inferior
 Basal (%)− 17 ± 5− 13 ± 80.00
 Mid (%)− 19 ± 5− 14 ± 80.00
 Apical (%)− 22 ± 5− 19 ± 90.04
 Mean (%)− 19 ± 5− 16 ± 60.00
Anterior
 Basal (%)− 15 ± 6− 13 ± 70.12
 Mid (%)− 16 ± 6− 16 ± 70.7
 Apical (%)− 18 ± 6− 19 ± 80.24
 Mean (%)− 16 ± 5− 16 ± 71
Anteroseptal
 Basal (%)− 13 ± 6− 13 ± 70.55
 Mid (%)− 15 ± 6− 18 ± 70.00
 Apical (%)− 17 ± 8− 19 ± 90.054
 Mean (%)− 15 ± 6− 17 ± 60.08
Posterior
 Basal (%)− 15 ± 6− 12 ± 80.04
 Mid (%)− 16 ± 6− 13 ± 70.00
 Apical (%)− 18 ± 8− 17 ± 100.6
 Mean (%)− 16 ± 6− 14 ± 70.01
 GLS (%)− 17 ± 4− 16 ± 40.01