384
Participants
Start Date
January 1, 2026
Primary Completion Date
February 1, 2027
Study Completion Date
February 1, 2027
Threshold FiO₂
"Group 1 (Intervention Group) received the initial dose of pulmonary surfactant immediately upon reaching an inhaled oxygen concentration (FiO₂) \>0.25.~Group 2 (Control Group) received the initial dose of pulmonary surfactant as early as possible within 48 hours, but only when FiO₂ was titrated to \>0.3 based on the infant's clinical condition."
Jiangxi Maternal and Child Health Hospital, Nanchang
Jiangxi Maternal and Child Health Hospital
OTHER
Jiulongpo No.1 People's Hospital
OTHER