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Large language models exhibit greater diagnostic anchoring than physicians in a forced-choice vignette study

delete2026-06-20
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PRE
AI
A
Alexander Sheppert *
C
Christine Shen
E
Erik Geissal
C
Craig Riley
S
Sylvia Riley
DOI:10.1016/j.ijmedinf.2026.106550delete
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Abstract

Abstract

En 中文
• LLMs ranked anchor diagnoses first 55.6% vs 21.2% (residents) and 10.0% (attendings). • LLMs showed 3–4 fold higher odds of diagnostic anchoring than physicians. • Anchoring bias varied substantially across 8 evaluated LLM models. • Patient-suggested diagnoses disproportionately influence LLM diagnostic outputs.

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International Journal of Medical Informatics cover
International Journal of Medical Informatics
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Legacy Health
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