Evidence map›Paper›PMID 32581143›Full record

ArticleInternational journal of medical education2020

Examining response process validity of script concordance testing: a think-aloud approach.

Michael Siu Hong Wan, Elina Tor, Judith N Hudson

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Article in International journal of medical education, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

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0cells of the map it votes in
4citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Michael Siu Hong WanSchool of Medicine, The University of Notre Dame Australia, Australia.
Elina TorSchool of Medicine, The University of Notre Dame Australia, Australia.
Judith N HudsonFaculty of Health and Medical Sciences, University of Adelaide, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesThis study investigated whether medical student responses to Script Concordance Testing (SCT) items represent valid clinical reasoning. Using a think-aloud approach students provided written explanations of the reasoning that underpinned their responses, and these were reviewed for concordance with an expert reference panel.

methodsA set of 12, 11 and 15 SCT items were administered online to Year 3 (2018), Year 4 (2018) and Year 3 (2019) medical students respectively. Students' free-text descriptions of the reasoning supporting each item response were analysed, and compared with those of the expert panel. Response process validity was quantified as the rate of true positives (percentage of full and partial credit responses derived through correct clinical reasoning); and true negatives (percentage of responses with no credit derived through faulty clinical reasoning).

resultsTwo hundred and nine students completed the online tests (response rate = 68.3%). The majority of students who had chosen the response which attracted full or partial credit also provided justifications which were concordant with the experts (true positive rate of 99.6% for full credit; 99.4% for partial credit responses). Most responses that attracted no credit were based on faulty clinical reasoning (true negative of 99.0%).

conclusionsThe findings provide support for the response process validity of SCT scores in the setting of undergraduate medicine. The additional written think-aloud component, to assess clinical reasoning, provided useful information to inform student learning. However, SCT scores should be validated on each testing occasion, and in other contexts.

Indexed as

Clinical ReasoningProblem SolvingStudents, MedicalAdultClinical CompetenceCohort StudiesEducational MeasurementFemaleHumansMaleMiddle AgedReproducibility of ResultsSpeechSurveys and QuestionnairesThinkingYoung Adultassessmentclinical reasoningresponse process validityscript concordance testingwritten think-aloud

Identifiers

PMID32581143
PMCPMC7870454

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