Association between left ventricular mechanics and diffuse myocardial fibrosis in patients with repaired Tetralogy of Fallot: a cross-sectional study

Table 2 Primary imaging findings

T1
Native T1 [ms]	952 ± 73
Post-Contrast T1 [ms]	414 ± 54
λ_Gd	0.458 ± 0.051
ECV	0.245 ± 0.051
Mechanics
Peak Circumferential Strain [%]	−15.0 ± 2.8
Peak Radial Strain [%]	29.3 ± 8.3
DI [ms]	16.1 ± 8.4
Systolic Circumferential SR [%/s]	−93 ± 17
Diastolic Circumferential SR [%/s]	127 ± 35

λ _Gd gadolinium partition coefficient; ECV extracellular volume fraction, SR strain rate, DI dyssynchrony index

ISSN: 1532-429X