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Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
Child behavior problems among cocaine-exposed toddlers: indirect and interactive effects
Rina D Eiden1, Douglas A Granger, Pamela Schuetze
1Research Institute on Addictions, 1021 Main Street, University at Buffalo, Buffalo, NY 14203, USA. eiden@ria.buffalo.edu
Development and Psychopathology
|June 22, 2013
Summary
Prenatal substance exposure, particularly cigarettes and alcohol, indirectly impacts toddler behavior problems. Maternal warmth and infant cortisol reactivity can mediate these effects, especially for prenatal cocaine exposure.
Area of Science:
- Developmental Psychology
- Neuroscience
- Public Health
Background:
- Prenatal substance exposure is a risk factor for child developmental outcomes.
- Understanding mediating and moderating factors is crucial for targeted interventions.
- Maternal psychopathology, warmth, infant cortisol, and environmental risk are potential influences.
Purpose of the Study:
- To investigate maternal psychopathology and warmth as mediators between prenatal substance exposure and toddler behavior problems.
- To examine infant cortisol reactivity and environmental risk as moderators of these associations.
- To explore indirect pathways from prenatal substance exposure to behavioral issues in toddlers.
Main Methods:
- Longitudinal study of 220 caregiver-infant dyads, including cocaine-exposed and non-exposed groups.
- Assessments conducted from infancy (4-8 weeks) through toddlerhood (18 months).
- Measured prenatal substance exposure, maternal factors, infant cortisol reactivity, environmental risk, and toddler behavior problems.
Main Results:
- No direct link found between prenatal cocaine/substance exposure and toddler behavior problems.
- Significant indirect associations between prenatal cigarette/alcohol exposure and toddler behavior problems at 18 months.
- Prenatal cocaine exposure linked to toddler behavior problems via lower maternal warmth, moderated by higher infant cortisol reactivity at 7 months.
Conclusions:
- Prenatal cigarette and alcohol exposure have indirect effects on toddler behavior.
- Maternal warmth and infant cortisol reactivity play a role in the pathway from prenatal cocaine exposure to behavioral problems.
- Findings highlight complex biological and environmental interactions influencing child development in high-risk populations.
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