For newly born infants between 29 and 31 weeks of GA, an initial FiO2 of 0.3 hit the target defined by the International Liaison Committee on Resuscitation (#ILCOR) best. Newborn infants with GA <29 weeks in need of PPV and supplementary #oxygen starting with FiO2 0.3 and adjusting the FiO2 to reach SpO2 of 80% within 5 min of life for best outcomes.

#resuscitation
doi.org/10.1159/000516261
*The full text is in the comments

#Oxygen Toxicity to the Immature Lung

https://doi.org/10.3390/ijms222011006