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ArticleBehavior research methods2025

Validation of the Children's International Cognitive Ability Resource (Ch-ICAR).

Merel Dutry, Alexandra Vereeck, Wouter Duyck, Eva Derous, Stijn Schelfhout, Arnaud Szmalec, Evy Woumans, Mark Schittekatte, Dries Debeer, Nicolas Dirix

Abstract readValidation Study
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Article in Behavior research methods, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

10 authors.

Merel DutryFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium. merel.dutry@ugent.be.ORCID 0009-0003-4441-0028
Alexandra VereeckFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Wouter DuyckFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Eva DerousFaculty of Psychology and Educational Sciences, Department of Work, Organisation, and Society, Vocational and Personnel Psychology Lab (VoPP), Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Stijn SchelfhoutFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Arnaud SzmalecFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Evy WoumansFaculty of Arts and Philosophy, Department of Translation, Interpreting and Communication, Ghent University, Groot-Brittanniëlaan 45, 9000, Ghent, Belgium.
Mark SchittekatteAssessment Lab of Faculty of Psychology and Educational Sciences, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Dries DebeerFaculty of Psychology and Educational Sciences, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.
Nicolas DirixFaculty of Psychology and Educational Sciences, Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The International Cognitive Ability Resource, abbreviated ICAR, counters some of the practical problems researchers face when using good, but proprietary, licensed intelligence tests like the Wechsler tests, which include unfeasible administration times and financial costs. So far, ICAR has been validated for adolescents and adults in many countries, offering a viable test alternative for these populations. For use among children, however, the appropriateness of this resource was yet unknown. Therefore, we set out to develop a children's ICAR: an instrument composed of ICAR-items, which provides a measure of cognitive ability in children between 11 and 14 years of age. The present article discusses the compilation process of the Ch-ICAR drawing from a pilot study, and evaluates its validity based on two additional studies. The pilot study involved 99 primary school pupils and aimed to select items for the Ch-ICAR instrument. Study 1 investigated the basic psychometric qualities of the Ch-ICAR in a sample of 820 secondary school pupils. Study 2 examined the construct validity by cross-validating the Ch-ICAR with on the one hand Raven's 2 Progressive Matrices, and on the other hand the Flemish CoVaT-CHC Basic Version, relying on samples of 91 secondary and 96 primary school pupils, respectively. Results support the utility of the Ch-ICAR as a measure of children's cognitive abilities within a research context.

Indexed as

CognitionIntelligence TestsAdolescentChildFemaleHumansMalePilot ProjectsPsychometricsReproducibility of ResultsChildren’s cognitionCognitive abilityICARTest development

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