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October 11, 2025Journal of Educational Evaluation for Health ProfessionsOpen Access

Performance of GPT-4o and o1-Pro on United Kingdom Medical Licensing Assessment-style items: a comparative study

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Authors

BVBehrad VakiliAAAnizana AhmadMZMahsa Zolfaghari

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Overview

This analysis reveals accuracy differences in AI models for the UK Medical Licensing Assessment, suggesting development areas.

Key Points

  • GPT-4o achieved an accuracy of 88.8%, while o1-Pro outperformed with 93.0%, indicating clear model quality variance.
  • Statistical analysis using McNemar’s test confirmed the significant performance advantage for o1-Pro across the evaluated items.
  • Specialized medical fields revealed variable results, with both models excelling in surgery and psychiatry, but differences in dermatology and imaging.
  • Despite high overall scores, isolated weaknesses in general practice point to the need for traditional study methods alongside AI.

Cite This Study

Vakili et al. (2025) studied this question.

synapsesocial.com/papers/68e9b1d9ba7d64b6fc13306chttps://doi.org/10.3352/jeehp.2025.22.30
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