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arXiv 2412.00554cs.CLcs.AI
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揭示大语言模型在低资源医疗领域的性能挑战:人口统计公平性视角

Unveiling Performance Challenges of Large Language Models in Low-Resource Healthcare: A Demographic Fairness Perspective

University of Illinois Chicago(伊利诺伊大学芝加哥分校)

Yue Zhou, Barbara Di Eugenio, Lu Cheng

AI总结:

该研究从人口统计公平性视角,评估了多种主流框架下的前沿大语言模型在低资源医疗任务中的表现,发现其存在性能挑战与公平性问题,且相关优化手段效果有限,凸显了该领域专项研究的紧迫性。

摘要:

本文研究大语言模型(LLMs)在解决真实世界医疗任务时的性能,重点关注人口统计公平性。我们采用三种主流学习框架,在六项不同的医疗任务上评估了当前最先进的LLMs,发现LLMs应用于真实世界医疗任务时存在显著挑战,且不同人口群体间持续存在公平性问题。我们还发现,显式提供人口统计信息的效果好坏参半,而LLM推断此类细节的能力引发了对有偏健康预测的担忧。将LLMs用作可获取最新指南的自主智能体并不能保证性能提升。我们认为这些发现揭示了LLMs在医疗公平性方面的关键局限性,以及该领域专项研究的迫切需求。

英文摘要:

This paper studies the performance of large language models (LLMs), particularly regarding demographic fairness, in solving real-world healthcare tasks. We evaluate state-of-the-art LLMs with three prevalent learning frameworks across six diverse healthcare tasks and find significant challenges in applying LLMs to real-world healthcare tasks and persistent fairness issues across demographic groups. We also find that explicitly providing demographic information yields mixed results, while LLM's ability to infer such details raises concerns about biased health predictions. Utilizing LLMs as autonomous agents with access to up-to-date guidelines does not guarantee performance improvement. We believe these findings reveal the critical limitations of LLMs in healthcare fairness and the urgent need for specialized research in this area.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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