Level of participation at baseline (Fontan 1) in laboratory testing for 245 participants who had Physical Functioning Summary Scores from the Parent Report Child Health Questionnaire completed at both Fontan 1 and Fontan 2. Color shading highlights the number of patients with data for each analysis of associations with test type.
BNP, brain natriuretic peptide; CHQ, Child Health Questionnaire; ECHO, echocardiography; F1, Fontan 1 study; F2, Fontan 2 study; MRI, magnetic resonance imaging; vars, variables