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Effects of an attachment-based intervention on autonomic regulation among opioid-exposed infants

Alexandra R Tabachnick1, Rina Das Eiden2, Madelyn H Labella3

  • 1Department of Psychological and Brain Sciences, University of Delaware, Newark, Delaware, USA.

Developmental Psychobiology
|June 24, 2022
PubMed

Insights

Parenting interventions like modified Attachment Behavioral Catch-up (mABC) may improve autonomic regulation in infants exposed to opioids. This pilot study found mABC enhanced respiratory sinus arrhythmia (RSA) and pre-ejection period (PEP) responses to stress.

Area of Science:

  • Developmental Psychology
  • Neonatal Health
  • Neuroscience

Background:

  • Prenatal opioid exposure poses risks for infant autonomic dysregulation.
  • Limited research exists on postnatal interventions to mitigate these risks.
  • Autonomic regulation is crucial for infant development and stress response.

Purpose of the Study:

  • To evaluate the impact of a modified Attachment Behavioral Catch-up (mABC) intervention on autonomic regulation in opioid-exposed infants.
  • To compare mABC with a control intervention (modified Developmental Education for Families [mDEF]) using a pilot randomized clinical trial.
  • To test the hypothesis that mABC enhances respiratory sinus arrhythmia (RSA) and pre-ejection period (PEP) reactivity and recovery.

Main Methods:

  • Pilot randomized clinical trial involving pregnant/peripartum women on opioid agonist therapy.
  • 12-session home visiting programs (mABC or mDEF) initiated in the third trimester.
  • Assessment of autonomic regulation via RSA and PEP during the Still-Face Paradigm stressor.

Main Results:

  • mABC intervention was associated with significantly greater RSA reactivity and marginally greater PEP reactivity compared to mDEF.
  • mABC also showed significantly greater RSA recovery from the social stressor.
  • Sensitivity analyses confirmed enhanced PEP reactivity with mABC, suggesting robust effects.

Conclusions:

  • The modified Attachment Behavioral Catch-up (mABC) intervention shows promise in promoting healthier autonomic regulation in opioid-exposed infants.
  • Parenting-focused interventions may be a viable strategy to support autonomic nervous system development in at-risk neonates.
  • Further research is warranted to confirm these preliminary findings and explore long-term outcomes.

Keywords:
attachmentautonomic nervous systemsubstance exposure

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