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A Robust Polymerase Chain Reaction-based Assay for Quantifying Cytosine-guanine-guanine Trinucleotide Repeats in Fragile X Mental Retardation-1 Gene
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Modeling family dynamics in children with fragile x syndrome

Scott S Hall1, David D Burns, Allan L Reiss

  • 1Department of Psychiatry and Behavioral Sciences, Stanford University, School of Medicine, 401 Quarry Road, Stanford, CA 94305-5719, USA. hallss@stanford.edu

Journal of Abnormal Child Psychology
|December 14, 2006
PubMed

Insights

Behavior problems in children with fragile X syndrome (FXS) and their siblings significantly impact maternal distress. Maternal distress did not reciprocally affect children's behaviors, suggesting an additive effect on maternal mental health.

Area of Science:

  • Child Psychology
  • Genetics
  • Family Studies

Background:

  • Limited research exists on the impact of children with genetic disorders and their siblings on overall family functioning.
  • Understanding the dynamics within families raising a child with fragile X syndrome (FXS) is crucial for developing targeted support.

Purpose of the Study:

  • To investigate the reciprocal causal relationships between children's behavior problems and maternal distress in families with a child with FXS and an unaffected sibling.
  • To determine if maternal distress influences children's behavior problems or vice versa.

Main Methods:

  • A study involving 150 families with a child diagnosed with fragile X syndrome (FXS) and an unaffected sibling.
  • Analysis focused on identifying causal links between behavior problems in both children and maternal distress.

Main Results:

  • Both children's behavioral issues demonstrated strong, direct effects on maternal distress.
  • Maternal distress did not show significant reciprocal effects on either child's behavior problems.
  • No significant differences were found in the impact of behavior problems from the FXS child versus the unaffected sibling on maternal distress.

Conclusions:

  • The behavior problems of children with FXS, alongside those of their unaffected siblings, contribute substantially and additively to maternal depression and anxiety.
  • Future research should utilize longitudinal designs to validate these findings on family functioning and maternal well-being.

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