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Transport-Related Risk Factors for Intraventricular Hemorrhage in Preterm Neonates: An Exploratory Analysis
Colleen Butler1, Julianne Olshannikov1, Jennifer Watts1
1Advocate Children's Hospital Neonatal Pediatric Transport Program, Elmhurst, IL.
Insights
Intraventricular hemorrhage (IVH) in preterm infants is linked to maternal infections and infant positioning during transport. Male neonates and midline positioning were associated with IVH, emphasizing modifiable factors for prevention.
Area of Science:
- Neonatal care
- Transport medicine
- Neuroprotection
Background:
- Preterm neonates are at high risk during ground transport.
- Neuroprotection is crucial to prevent intraventricular hemorrhage (IVH).
- Transport-related factors contributing to IVH are not well understood.
Purpose of the Study:
- Identify transport-related factors associated with IVH in preterm neonates.
- Examine the link between critical ground transport parameters and clinical IVH factors.
- Assess the impact of maternal and fetal factors on IVH development.
Main Methods:
- Retrospective study using electronic health records from two Midwest transport teams.
- Logistic regression models were employed to analyze transport and maternal variables.
- Data from 79 preterm neonates were analyzed.
Main Results:
- 25 (31.6%) neonates developed IVH.
- Higher IVH incidence observed in male neonates (P = .02).
- Midline positioning was associated with IVH status (P = .03).
- Maternal infection significantly correlated with IVH (OR = 6.17, P = .0288).
- No association found between critical ground transport factors and IVH rates.
Conclusions:
- Maternal infections and infant positioning are modifiable factors for IVH prevention.
- Optimizing ground transport practices is essential, especially for male neonates.
- Further research into transport-related IVH factors is warranted.
Abstract:
Preterm neonates face unique risks during ground transport due to environmental factors and the urgent need for critical interventions. Neuroprotection during transport is essential to safeguard this vulnerable population from developing intraventricular hemorrhage (IVH). Despite efforts to optimize neonatal transport practices, specific transport-related factors contributing to IVH remain poorly understood.
Objectives:
The study aims to identify transport-related factors contributing to IVH, including 1) the association between critical ground transport (miles loaded, time, infant securement) and clinical factors of IVH (hypotension, intubation, etc.) and 2) the impact of maternal and fetal factors on IVH development, including maternal infection, pre-delivery medication administration, Apgar score, respiratory support changes, and hypoxic events.
Method:
A retrospective design was used, gathering data from the electronic health records of 2 transport teams in the Midwest. Logistic regression models were used to identify transport and maternal variables associated with IVH development.
Results:
Among the 79 neonates included in this study, 25 (31.6%) developed IVH. Data indicate a higher incidence of IVH in male neonates (P = .02). Furthermore, maintaining the patient in a midline position was associated with IVH status (P = .03). However, no association was found between critical ground transport and IVH rates. Maternal infection was associated with IVH (B = 1.82, standard error = 0.833, odds ratio = 6.17, 95% confidence interval: 1.30-37.5, P = .0288).
Conclusion:
Findings underscore the need to optimize ground transport practices, particularly for male neonates, highlighting midline positioning and maternal infections as modifiable factors in IVH prevention.
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