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Outcomes of Preterm Infants Born at 22 to 23 Weeks' Gestation in 11 International Neonatal Networks

Postnatal intensive care for preterm infants born at 22 to 23 weeks' gestation is increasing, although survival rates remain low. Information on outcomes for multiple countries or regions can be important for research, benchmarking, quality improvement, and parental counseling.

Citation:
Isayama T, Norman M, Kusuda S, Reichman B, ……. Strunk T, Lehtonen L, et al. Outcomes of Preterm Infants Born at 22 to 23 Weeks' Gestation in 11 International Neonatal Networks. JAMA Pediatr. 2025;179(11):1183-93.

Keywords:
Gestational age; infant mortality; extremely premature; newborn; diseases; epidemiology; intensive care units; neonatal studies; survival rate

Abstract:
Postnatal intensive care for preterm infants born at 22 to 23 weeks' gestation is increasing, although survival rates remain low. Information on outcomes for multiple countries or regions can be important for research, benchmarking, quality improvement, and parental counseling.