1 Cardiothoracic Intensive Care Unit, National University Health System, Singapore.

2 Division of Pediatric Critical Care, Department of Pediatrics, C.S. Mott Children’s Hospital, Ann Arbor, MI.

3 Child Health Evaluation and Research (CHEAR) Center, University of Michigan, Ann Arbor, MI.

4Pediatric Intensive Care Unit, Bambino Gesù Hospital, IRCCS, Rome, Italy.

*See also p. 406.

Dr. Barbaro’s institution received funding from the National Institutes of Health (NIH) (R01 HL153519 and K12 HL138039); he disclosed that he is the Extracorporeal Life Support Organization Registry Chair; and he received support for article research from the NIH. The remaining authors have disclosed that they do not have any potential conflicts of interest.