Table 3.

Correlations of PROFIT1 liver T1 with clinical and MRI characteristics of all patient cohorts combined and the Fontan cohort alone

Variable	All patients			Fontan patients
	Correlation coefficient	P value (2-tailed)	N	Correlation coefficient	P value (2-tailed)	N
Age (mo)	0.150	0.348	41	0.217	0.359	20
Time since Fontan				0.185	0.435	20
Age at Fontan				−0.103	0.667	20
EF of primary ventricle	−0.501	0.001	41	0.163	0.493	20
SVEDVi	0.355	0.023	41	−0.041	0.863	20
SVESVi	0.425	0.006	41	−0.053	0.826	20
Mass index	0.119	0.524	31	0.578	0.049	12
Septum T1	0.346	0.036	37	−0.148	0.559	18
Lateral wall T1	0.241	0.157	36	0.324	0.205	17
Liver T1 (MOLLI)	0.869	<0.001	37	0.515	0.029	18

EF, ejection fraction; MOLLI, modified Look-Locker inversion; MRI, magnetic resonance imaging; PROFIT1, proton density fat fraction with T2∗ imaging with water-specific T1; SVEDVi, systemic ventricle end diastolic volume indexed to BSA; SVESVi, systemic ventricle end systolic volume indexed to BSA.