Challenges in using the ROX index as a predictor of failure in high flow nasal cannula in infants with respiratory failure

Affiliations

• ¹ Departamento de Práticas Assistenciais, Hospital Israelita Albert Einstein, São Paulo, Brazil.
• ² Department of Anesthesiology and Critical Care Medicine, Children's Hospital Los Angeles, Los Angeles, California, USA.
• ³ Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, California, USA.