Myocardial fibrosis in Eisenmenger syndrome: a descriptive cohort study exploring associations of late gadolinium enhancement with clinical status and survival

Table 3 Correlations between baseline clinical, structural, and exercise metrics and the amount of late enhancement

Correlation coefficients	Any myocardium	LV myocardium	LV papillary	RV myocardium	RV trabeculae
General characteristics
Age	0.04	0.22	−0.05	0.03	−0.08
NYHA class	−0.34	−0.29	−0.03	−0.36	−0.37
Heart rate at rest	−0.16	−0.10	−0.03	−0.17	−0.39
Oxygen saturation at rest	0.12	0.14	−0.01	0.12	0.22
Hematocrit	0.11	0.00	0.28	0.09	0.38
Hemoglobin	0.22	0.01	0.28	0.21	0.22
Brain natriuretic peptide	−0.12	−0.07	−0.22	−0.10	−0.12
Cardiac morphology and function
RV end diastolic volume	0.02	−0.13	−0.21	0.08	0.23
RV end systolic volume	0.01	−0.16	−0.16	0.05	0.17
RV ejection fraction	0.06	0.09	0.07	0.05	0.01
RV mass	−0.05	−0.23	−0.01	−0.03	0.19
LV end diastolic volume	−0.04	0.09	−0.19	−0.02	−0.06
LV end systolic volume	−0.14	−0.05	−0.25	−0.12	−0.14
LV ejection fraction	0.26	0.24	0.30	0.23	0.19
LV mass	−0.04	0.03	−0.03	−0.04	−0.04
Pulmonary blood flow	−0.07	0.02	−0.08	−0.07	0.00
Exercise capacity
Six minute walk distance	0.36	0.30	−0.01	0.38	0.33
Treadmill exercise duration	0.12	0.20	−0.06	0.13	0.00
Peak oxygen consumption	0.02	0.09	−0.14	0.04	−0.15
Percent predicted peak VO2	0.06	0.15	−0.07	0.06	−0.18
Ve/VCO2 slope	0.14	−0.06	0.20	0.13	0.01

RV = right ventricle, LV = left ventricle. None of the associations reached statistical significance.

ISSN: 1532-429X