From: Quantitative comparison of two-dimensional and three-dimensional strain measurement using MRI feature tracking in repair Fontan patients and normal child volunteers
(n = 32)
2D strain
3D strain
p value
Circumferential
 Basal
−12.67 ± 5.16
−16.39 ± 5.63
0.001
 Mid
−19.32 ± 5.00
−17.86 ± 5.00
0.06
 Apical
−22.00 ± 5.29
−16.38 ± 4.66
< 0.001