Fig. 4From: Comprehensive evaluation of left ventricular deformation using speckle tracking echocardiography in normal children: comparison of three-dimensional and two-dimensional approachesInter-technique agreement and correlation between 2D and 3D LV GLS. a Bland-Altman plot illustrating the bias (mean difference) and limits of agreement between 2D GLS and 3D GLS. b Scatter plot illustrating the linear correlation between 2D and 3D GLS. LV, left ventricle; GLS, global longitudinal strainBack to article page