Observational measures of caregiver's touch behavior in infancy: A systematic review

Juliana F Serra1, Isabel C Lisboa2, Adriana Sampaio3

  • 1Psychology Researcher Centre (CIPsi), School of Psychology, University of Minho, Campus de Gualtar, 4710-057 Braga, Portugal.

Insights

This systematic review identifies and classifies observational tools for measuring caregiver touch in infants. It highlights the need for greater consistency in assessing this crucial aspect of early development.

Area of Science:

  • Developmental Psychology
  • Infant Research
  • Social Neuroscience

Background:

  • Caregiver touch is vital for infant development.
  • Measuring social touch in caregiver-infant interactions is complex.
  • No prior systematic reviews have examined observational tools for caregiver touch.

Purpose of the Study:

  • To systematically review and classify existing observational instruments for measuring caregiver touch behavior in infants.
  • To describe the characteristics of these instruments.
  • To identify gaps and inconsistencies in current measurement approaches.

Main Methods:

  • Adherence to PRISMA guidelines for systematic review.
  • Literature search identifying 3042 publications.
  • Selection of 45 studies with observational measures, yielding 12 distinct instruments.
  • Classification of instruments based on behavioral, functional, or mixed approaches.

Main Results:

  • Twelve observational instruments for caregiver touch were identified.
  • Most studies focused on infants under six months.
  • Touch was primarily assessed during face-to-face interactions and still-face procedures.
  • Instruments were categorized as functional (50%), strictly behavioral (25%), or mixed (25%).

Conclusions:

  • Significant heterogeneity exists in conceptualization and operationalization of caregiver touch across instruments.
  • Lack of uniformity hinders consistent measurement and comparison across studies.
  • Further development is needed to enhance conceptual and operational consistency in touch measurement tools.

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