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Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants
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Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants

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Differential development of infants at risk for psychopathology: the moderating role of early maternal responsivity

M Laucht1, G Esser, M H Schmidt

  • 1Central Institute of Mental Health, Department of Child and Adolescent Psychiatry and Psychotherapy, Mannheim, Germany. laucht@as200.zi-mannheim.de

Developmental Medicine and Child Neurology
|May 23, 2001
PubMed

Insights

Early responsive caregiving significantly impacts behavioral development in at-risk infants. Maternal responsivity moderates the effects of biological and psychosocial risks on child behavior problems.

Area of Science:

  • Developmental Psychology
  • Child Psychiatry
  • Behavioral Science

Background:

  • Infants born with biological risks (low birthweight) and psychosocial risks (disadvantaged family) are susceptible to behavioral problems.
  • Understanding factors that moderate these risks is crucial for early intervention.

Purpose of the Study:

  • To investigate the development of behavioral problems in at-risk infants.
  • To examine the role of early responsive caregiving as a moderating factor.

Main Methods:

  • Longitudinal study of 347 children (171 males, 176 females) assessed at ages 2, 4.5, and 8 years.
  • Assessed biological risk (low birthweight) and psychosocial risk (family disadvantage).
  • Evaluated maternal responsivity and child behavioral outcomes (externalizing and internalizing problems).

Main Results:

  • Infants with psychosocial risk showed more externalizing and internalizing problems across all ages.
  • No significant differences in problems were found between normal- and low-birthweight infants overall.
  • Maternal responsivity moderated the impact of low birthweight on hyperkinetic/internalizing problems and family disadvantage on total problems.

Conclusions:

  • The effects of biological and psychosocial risks on behavioral problems are largely additive.
  • Early responsive parenting plays a critical role in mitigating behavioral issues in at-risk children.
  • Interventions should focus on enhancing early parenting to support at-risk infants' behavioral development.

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