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Area of Science:

  • Child Development
  • Sleep Science
  • Educational Psychology

Background:

  • Sleep is crucial for early childhood self-regulation.
  • Factors moderating the sleep-self-regulation link are understudied.
  • Preschool classroom quality is a potential moderator.

Purpose of the Study:

  • To investigate if preschool classroom quality moderates the association between early childhood sleep and preschool self-regulation.
  • To identify protective and risk factors in classroom environments.

Main Methods:

  • Longitudinal study of 119 children from toddlerhood to preschool (30-54 months).
  • Sleep disturbances assessed via actigraphy and parent reports.
  • Classroom quality and child self-regulation observed by trained professionals.

Main Results:

  • Higher quality classroom interactions protected children with sleep problems from self-regulation deficits.
  • Lower quality classrooms exacerbated the negative effects of sleep problems on self-regulation.
  • Classroom quality did not moderate effects for children with variable sleep schedules.

Conclusions:

  • Supportive preschool environments can mitigate sleep-related self-regulation challenges.
  • Poor classroom quality can amplify the negative impact of sleep disturbances on child self-regulation.
  • Interventions should consider both sleep and classroom environments for optimal child development.