A Retrospective Database Analysis of Neonatal Morbidities to Evaluate a Composite Endpoint for Use in Preterm Labor Clinical Trials

Autor: Jeanne M. Pimenta, Myla Ebeling, Timothy H. Montague, Kathleen J. Beach, Jill Abell, Michael T. O'Shea, Marcy Powell, Thomas C. Hulsey
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: American Journal of Perinatology Reports, Vol 08, Iss 01, Pp e25-e32 (2018)
Druh dokumentu: article
ISSN: 2157-6998
2157-7005
DOI: 10.1055/s-0038-1635097
Popis: Abstract Objective To propose and assess a composite endpoint (CE) of neonatal benefit based on neonatal mortality and morbidities by gestational age (GA) for use in preterm labor clinical trials. Study Design A descriptive, retrospective analysis of the Medical University of South Carolina Perinatal Information System database was conducted. Neonatal morbidities were assessed for inclusion in the CE based on clinical significance/risk of childhood neurodevelopmental impairment, frequency, and association with GA in a mother–neonate linked cohort, comprising women with uncomplicated singleton pregnancies delivered at ≥24 weeks' GA. Results Among 17,912 mother–neonate pairs, neonates were at a risk of numerous severe but infrequent morbidities. Clinically important, predominantly rare events were combined into a CE comprising neonatal mortality and morbidities, which decreased in frequency with increasing GA. The highest CE frequency occurred at
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