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Updated: Mar 2, 2026

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Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision
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Using a situational judgement test for selection into dental core training: a preliminary analysis
E Rowett1, F Patterson1,2, F Cousans1
1Work Psychology Group, Derby, UK.
British Dental Journal
|May 13, 2017
Summary
This study evaluated a pilot situational judgement test (SJT) for UK Dental Core Training (DCT) selection. The SJT showed good psychometric properties and fairness, suggesting its suitability for dental recruitment.
Area of Science:
- Medical Education
- Psychometrics
- Dental Training Selection
Background:
- Dental Core Training (DCT) selection requires robust assessment methods.
- Situational Judgement Tests (SJTs) are increasingly used in professional selection.
- Evaluating pilot SJTs is crucial for refining selection processes.
Purpose of the Study:
- To assess the psychometric properties of a pilot SJT for UK DCT selection.
- To examine group differences (gender, ethnicity) in SJT performance.
- To evaluate candidate reactions to the pilot SJT.
Main Methods:
- A pilot SJT was administered to 386 candidates during live UK DCT selection.
- Psychometric properties including reliability and item difficulty were analyzed.
- Candidate demographic data and feedback questionnaires were collected.
Main Results:
- The SJT demonstrated acceptable internal reliability (α = 0.68) and appropriate difficulty levels.
- No significant group differences were observed for gender or ethnicity.
- The majority of candidates found the SJT relevant, appropriate, and fair.
Conclusions:
- The pilot SJT shows potential suitability for UK DCT selection.
- Further research is needed to confirm predictive validity in diverse cohorts.
- The SJT appears to be a fair and well-received assessment tool for dental trainees.
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