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Preschool ambivalent attachment associated with a lack of vagal withdrawal in response to stress

Laura Paret1, Heidi N Bailey, Jacqueline Roche

  • 1a Department of Psychology , University of Guelph , Guelph , ON , Canada.

Attachment & Human Development
|October 17, 2014
PubMed

Insights

Secure child-caregiver attachment promotes healthy cardiac stress responses in toddlers. Ambivalent attachment may hinder this self-regulation, especially in inhibited children.

Area of Science:

  • Developmental Psychology
  • Child Psychology
  • Attachment Theory

Background:

  • Child-caregiver attachment quality is crucial for socio-emotional development.
  • Cardiac vagal reactivity is an indicator of autonomic nervous system regulation.
  • Understanding these links informs early intervention strategies.

Purpose of the Study:

  • To investigate the relationship between child-caregiver attachment quality and cardiac vagal reactivity in young children during a social stressor.
  • To explore the moderating role of behavioral inhibition in this relationship.

Main Methods:

  • Cardiac vagal reactivity was measured in 48 children (mean age 3y 9m) during a social stress task with their mothers.
  • Attachment classifications (Secure, Ambivalent) were assessed separately.
  • Behavioral inhibition was observed during the stressor.

Main Results:

  • Securely attached children exhibited vagal withdrawal (a regulatory response) during the stressor.
  • Ambivalent attachment was associated with a lack of vagal withdrawal.
  • Behavioral inhibition moderated this effect: Ambivalent children with high inhibition showed blunted vagal response compared to Secure children.

Conclusions:

  • Attachment security influences children's physiological stress regulation.
  • Ambivalent attachment may impair self-regulation, particularly in inhibited children.
  • Findings highlight the role of the attachment relationship in developing self-regulation skills.

Keywords:
attachmentbehavioral inhibitioncardiac vagal tonephysiology

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