Figure 2.

A, Hospital mortality, in percent, for pulmonary hypertension–related hospitalization in children across the years studied; P < 0.001 from ANOVA across years. B, Association of codiagnoses and mortality. An asterisk indicates P < 0.05 for factors significantly associated with increased or decreased mortality. BPD: bronchopulmonary dysplasia; CDH: congenital diaphragmatic hernia; CHD: congenital heart disease; ECMO: extracorporeal membrane oxygenation; SLE/CTD: systemic lupus erythematosus/connective tissue disorder.