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Effects of Parental Internalizing and Externalizing Behavior Problems on Children's Limbic Brain Structures-An MRI
1Department of Population and Quantitative Health Sciences, School of Medicine, Case Western Reserve University, Cleveland, OH 44106, USA.
Brain Sciences
|October 27, 2022
Summary
Parental internalizing and externalizing behaviors impact children's brain development. This study reveals normative parental behaviors influence children's limbic structures, affecting future mental health and behavior.
Area of Science:
- Neuroscience
- Developmental Psychology
- Child Psychiatry
Background:
- Parental behavior significantly influences child development, with potential long-term effects on brain structures.
- Existing research often focuses on severe parental behavior problems and their impact on children with existing mental health issues.
- Less is understood about the effects of normative variations in parental behavior on the developing brains of typically developing children and adolescents.
Purpose of the Study:
- To investigate the association between normative variations in parental internalizing and externalizing behaviors and children's limbic brain structures.
- To examine these relationships in a large cohort of children and adolescents without diagnosed mental disorders.
- To understand the early influence of parental behavior on brain development in typically developing youth.
Main Methods:
- Utilized data from the large-scale Adolescent Brain Cognitive Development (ABCD) study.
- Employed quantile (median) regression models to analyze associations.
- Controlled for biological confounders and parental socioeconomic status.
Main Results:
- Parental internalizing behaviors showed a unique association with children's limbic structures.
- Parental externalizing behaviors also demonstrated a unique association with children's limbic structures.
- These associations remained significant after adjusting for confounders.
Conclusions:
- Normative parental behavior exerts a significant early influence on the limbic structures of developing children and adolescents.
- Alterations in limbic structure maturation, influenced by parental behavior, may contribute to later behavioral issues and increased risk for mood disorders or substance abuse.
- Findings highlight the importance of considering normative parental behavior in understanding child brain development and mental health trajectories.
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