Research Article

Comparative Myocardial Deformation in 3 Myocardial Layers in Mice by Speckle Tracking Echocardiography

Table 3

Consecutively acquired GE Vivid 7 and Vevo 2100 global peak strains.

GE EchoPACVSI VevoStrain value95% CI

Global peak longitudinal strain (%)−16.8 ± 1.7−18.7 ± 3.1 (Endo)NS−4.2 to 0.5
−13.2 ± 4.3 (Epi)0.0061.3 to 6.0

Global peak circumferential strain (%)−16.9 ± 3.1−27.0 ± 5.2 (Endo)<0.05−13.8 to −6.5
−11.3 ± 2.0 (Epi)<0.053.5 to 7.6

Global peak radial strain (%)46.8 ± 14.241.0 ± 9.5NS−16.5 to 4.9