Figure 2From: 3D printed cardiovascular models for surgical planning in complex congenital heart diseasesBland-Altman analysis of 3D printed model measurement accuracy. Measurement agreement between 3D printed model direct calliper and medical images (MRI and CT) at analogous anatomical locations. Mean (mean bias of difference), LOA (limits of agreement, ±1.96 standard deviations). Values are expressed as mm.Back to article page