Table 6 Intra-and inter-observer variability of global RV and regional strains

Radial peak strain

 Global

0.86

0.726–0.931

0.805

0.629–0.902

 Basal cavity

0.815

0.648–0.908

0.704

0.465–0.847

 Mid cavity

0.878

0.760–0.940

0.755

0.546–0.875

 Apical cavity

0.726

0.500–0.860

0.688

0.44–0.838

Circumferential peak strain

 Global

0.946

0.890–0.974

0.904

0.808–0.953

 Basal cavity

0.867

0.740–0.930

0.716

0.484–0.854

 Mid cavity

0.913

0.826–0.958

0.805

0.647–0.907

 Apical cavity

0.943

0.883–0.972

0.643

0.373–0.813

Longitudinal peak strain

 Global

0.954

0.906–0.978

0.906

0.812–0.954

 Basal cavity

0.876

0.757–0.939

0.715

0.483–0.854

 Mid cavity

0.91

0.820–0.956

0.754

0.545–0.875

 Apical cavity

0.791

0.606–0.895

0.69

0.443–0.839