In the article beginning on page S87 in the February 2023 supplement issue of the journal, there was an error in the equation of footnote b for Table 1.

The equation should have read:

OI = mean airway pressure (MAP) (cm H2O) x Fio2 x 100/Pao2 (mm Hg)

OSI = MAP (cm H2O) x Fio2 x 100/Spo2

Yehya N, Smith L, Thomas NJ, et al.; Second Pediatric Acute Lung Injury Consensus Conference (PALICC-2) of the Pediatric Acute Lung Injury and Sepsis Investigators (PALISI) Network: Definition, incidence, and epidemiology of pediatric acute respiratory distress syndrome: From the second pediatric acute lung injury consensus conference. Pediatr Crit Care Med. 2023; 24(12 Suppl 2):S87–S98