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Development of the Preschool Developmental Assessment Scale (PDAS) on children's social development

Cynthia Leung1, Jasmine Cheung, Vanessa Lau

  • 1Department of Applied Social Sciences, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong. ssleung@inet.polyu.edu.hk

Research in Developmental Disabilities
|August 23, 2011
PubMed

Insights

The Preschool Developmental Assessment Scale's social domain effectively assesses social development in preschool children, including those with developmental disabilities. This revised 29-item tool is quick, reliable, and differentiates between typical and atypical development.

Area of Science:

  • Developmental Psychology
  • Educational Assessment

Background:

  • Assessing social development in preschool children is crucial for early intervention.
  • Existing tools may not adequately differentiate between typical and atypical development.

Purpose of the Study:

  • To describe the design and development of the social domain of the Preschool Developmental Assessment Scale (PDAS).
  • To create a reliable and efficient tool for assessing social development in preschool children, including those with developmental disabilities.

Main Methods:

  • Development of a 30-item social domain scale.
  • Administration to 324 preschool children (240 typical, 84 with developmental disabilities).
  • Rasch analysis for item and scale evaluation.

Main Results:

  • A revised 29-item scale was developed after Rasch analysis.
  • The revised PDAS social domain effectively differentiated between children with typical development and those with developmental disabilities.
  • The scale also differentiated between different age groups and takes approximately 15 minutes to administer.

Conclusions:

  • The social domain of the PDAS is a direct, quick, and reliable assessment tool.
  • It is suitable for evaluating the social development of preschool children with and without developmental disabilities.

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