Related Experiment Videos
Antenatal corticosteroids: are incomplete courses beneficial?
Andrew Elimian1, Reinaldo Figueroa, Alan R Spitzer
1Department of Obstetrics, Gynecology and Reproductive Medicine, State University of New York at Stony Brook, Stony Brook, New York 11794-8091, USA. aelimian@notes.cc.sunysb.edu
Obstetrics and Gynecology
|August 9, 2003
Summary
A single dose of antenatal corticosteroids significantly reduced the need for vasopressors, intraventricular hemorrhage, and neonatal death in preterm infants. This incomplete course of treatment offers vital benefits for high-risk newborns.
Area of Science:
- Neonatal Medicine
- Obstetrics
- Pharmacology
Background:
- Antenatal corticosteroids are crucial for fetal lung maturation.
- The impact of incomplete corticosteroid courses on perinatal outcomes requires further investigation.
Purpose of the Study:
- To evaluate the effectiveness of a single dose of antenatal betamethasone on perinatal morbidity and mortality in preterm neonates.
- To compare outcomes between neonates exposed to one dose of betamethasone and those not exposed.
Main Methods:
- Retrospective study of neonates born between 23-34 weeks gestation.
- Comparison of perinatal outcomes between a group exposed to one 12-mg dose of betamethasone and a non-exposed group.
- Statistical analysis using Student t test, chi-squared, Fisher exact tests, and logistic regression.
Main Results:
- One dose of betamethasone was associated with a significant reduction in the need for vasopressors (OR 0.35, P =.02).
- Intraventricular hemorrhage rates were significantly lower in the exposed group (OR 0.42, P =.03).
- Neonatal death was significantly reduced with one dose of betamethasone (OR 0.31, P =.02).
Conclusions:
- An incomplete course of antenatal corticosteroids, specifically one dose of betamethasone, is linked to improved perinatal outcomes.
- This treatment regimen reduces the requirement for vasopressors, intraventricular hemorrhage, and neonatal mortality in preterm infants.
- No significant differences were observed in other major neonatal morbidities, highlighting the specific benefits of antenatal corticosteroids.