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Prenatal Psychosocial Distress Interacting with Postnatal Maternal Sensitivity in Shaping Infant Observed Affect and

Yu Chen1, Esther M Leerkes1, Andrew Supple1

  • 1Department of Human Development and Family Studies, University of North Carolina at Greensboro, Greensboro, North Carolina, USA.

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Summary

Infant stress responses during the still-face paradigm reveal distinct profiles. The modest still-face effect profile was linked to better infant emotion regulation and fewer behavior problems.

Keywords:
infant RSAinfant affectlatent profilematernal sensitivityprenatal stressstill‐face

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Area of Science:

  • Developmental Psychology
  • Infant Behavioral Science
  • Maternal Mental Health

Background:

  • Prenatal maternal distress and postnatal caregiving significantly impact infant development.
  • The still-face paradigm is a key tool for assessing infant socio-emotional regulation.
  • Understanding infant responses to stress is crucial for early intervention.

Purpose of the Study:

  • To identify latent profiles of infant behavioral and physiological responses during the still-face paradigm.
  • To examine how these infant profiles predict later emotion regulation and behavior.
  • To investigate the combined influence of prenatal maternal distress and postnatal caregiving on infant profiles.

Main Methods:

  • Latent profile analysis of infant responses (affect, respiratory sinus arrhythmia) during the still-face paradigm at 6 months.
  • Assessment of prenatal maternal distress indicators.
  • Observation of maternal sensitivity at 2 months and infant regulatory/problem behaviors at 1 and 2 years.
  • Longitudinal study with 299 mother-infant dyads.

Main Results:

  • Three distinct infant profiles emerged: high negative affect, modest still-face effect, and strong still-face effect.
  • Infants in the modest still-face effect profile showed better emotion regulation and fewer behavior problems at 1 year.
  • Matched prenatal (high distress) and postnatal (low sensitivity) environments predicted the modest still-face effect profile.

Conclusions:

  • Infant responses to the still-face paradigm can be categorized into distinct profiles.
  • The modest still-face effect profile is associated with more favorable developmental outcomes.
  • Joint effects of prenatal and postnatal environments are critical predictors of infant regulatory and behavioral development.