The validation of a scale to measure cognitive development in Chinese preschool children

Man Cynthia Leung, Rose Mak, Vanessa Lau, Jasmine Cheung, Catherine Lam

Research output: Journal article publicationJournal articleAcademic researchpeer-review

13 Citations (Scopus)

Abstract

The present study aimed to evaluate the reliability and validity of the cognitive sub-test of the Preschool Developmental Assessment Scale (PDAS) for Hong Kong Chinese children. Participants included 378 children (189 boys and 189 girls) aged 3-6 years old, with 324 children with typical development and 54 children with developmental disabilities. They were administered the cognitive sub-test of the PDAS and the Wechsler Preschool and Primary Scale of Intelligence - Revised (WPPSI-R). The PDAS cognitive sub-test total scores correlated positively with the WPPSI-R scores. It could differentiate children from different age groups, with younger children attaining significantly lower scores than older children. The sub-test could also differentiate children with typical development from those with developmental disabilities, with the latter attaining significantly lower scores. The sensitivity and specificity were around 80%. Internal consistency (KR-20) was .93 and test-retest reliability was .81. The cognitive sub-test of the PDAS was found to be a promising screening tool for the identification of preschool children with developmental disabilities.
Original languageEnglish
Pages (from-to)2257-2267
Number of pages11
JournalResearch in Developmental Disabilities
Volume34
Issue number7
DOIs
Publication statusPublished - 1 Jul 2013

Keywords

  • Assessment
  • Chinese
  • Cognitive
  • Preschool children

ASJC Scopus subject areas

  • Developmental and Educational Psychology
  • Clinical Psychology

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