Fig. 4From: Quantitative comparison of two-dimensional and three-dimensional strain measurement using MRI feature tracking in repair Fontan patients and normal child volunteersIntra-observer (a) and inter-observer agreement (b) for 2D/3D global radial, circumferential and longitudinal strain measurement by CMR with 10 random studies. Solid line indicated perfect agreement, dotted line indicated mean difference, dashed lines indicated 95% limits of agreementBack to article page