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Infant posture and caregiver-provided cognitive opportunities in typically developing infants and infants with motor

Kari S Kretch1, Natalie A Koziol2, Emily C Marcinowski3

  • 1Division of Biokinesiology and Physical Therapy, University of Southern California, Los Angeles, California, USA.

Developmental Psychobiology
|January 20, 2022
PubMed

Insights

Infants

Area of Science:

  • Developmental Psychology
  • Pediatrics
  • Motor Development

Background:

  • Infant motor skill development, including posture attainment, influences cognitive development.
  • The impact of infant posture on caregiver interaction and learning opportunities is understudied, especially in infants with motor delays.

Purpose of the Study:

  • To investigate how infants with typical development and motor delay utilize different postures during play.
  • To examine the real-time relationship between infant posture and caregiver-provided cognitive learning opportunities.

Main Methods:

  • Longitudinal study involving 5 videotaped free-play sessions over one year.
  • Participants included infants with typical development and significant motor delay, starting from initial sitting skills.
  • Moment-by-moment coding of infant posture and caregiver cognitive opportunities to analyze duration and temporal overlap.

Main Results:

  • Initially, both groups showed similar posture use, but typically developing infants adopted more mature postures over time.
  • Caregivers provided the most cognitive opportunities when infants were independently sitting.
  • Caregivers provided the fewest cognitive opportunities when infants were in a supine position.

Conclusions:

  • Upright sitting is crucial for both typical and atypical infant development.
  • Posture significantly influences caregiver-provided learning opportunities.
  • Findings suggest potential intervention targets for infants experiencing motor delays.

Keywords:
cognitiondevelopmental disabilitiesinfant developmentlearningmotor delaymotor skills

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