相关实验视频
Updated: Jan 6, 2026

05:37
An R-Based Landscape Validation of a Competing Risk Model
Published on: September 16, 2022
2.5K
通过使用经过验证的风险得分的大型语言模型进行临床风险计算.
1Department of Molecular Biology and Genetics, Institute of Graduate Studies in Sciences, Istanbul University, Istanbul, Türkiye.
Journal of medical systems
|September 30, 2025
概括
大型语言模型 (LLM) 可以可靠地计算临床风险得分,提高医疗保健工作流程. GPT-4o-mini和Gemini 2.5 Flash显示出高精度,尽管像Framingham这样的复杂得分仍然对AI具有挑战性.
科学领域:
- 人工智能在医学中的应用
- 临床信息学 临床信息学
- 自然语言处理自然语言处理.
背景情况:
- 大型语言模型 (LLM) 为医疗保健提供先进的自然语言理解.
- 由于偏见和数据复杂性,直接LLM风险预测是不可靠的.
- 使用LLM计算已确定的临床风险得分可以提高有效性和透明度.
研究的目的:
- 评估公共LLM在计算验证的临床风险评分中的准确性.
- 为了比较 GPT-4o-mini,DeepSeek v3 和 Google Gemini 2.5 Flash 的性能.
- 通过可解释的得分计算来评估LLM可靠性,以提高临床工作流程.
主要方法:
- 生成了100个不同的患者资料作为自然语言临床笔记.
- 使用LLM (GPT-4o-mini,DeepSeek v3,Gemini 2.5 Flash) 来提取数据并计算五个临床风险得分.
- 将LLM计算的分数与参考分数进行比较,使用准确度,精度,回忆,F1和Pearson相关性.
主要成果:
- 在大多数临床风险评估中,GPT-4o-mini和Gemini 2.5 Flash与参考得分几乎完全一致.
- 与GPT-4o-mini和Gemini 2.5闪存相比,DeepSeek v3的性能较低. 这是一个很好的例子.
- 所有评估的LLM都在复杂的Framingham风险评分计算中遇到了困难.
结论:
- 法律法规可以准确计算已建立的临床风险得分,为直接AI风险预测提供可靠的替代方案.
- GPT-4o-mini和Gemini 2.5 Flash显示了将其集成到临床工作流程中的风险评分计算的前景.
- 需要进一步开发,以解决LLM挑战,使用高度复杂的风险评估公式.
相关概念视频
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
375
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
375
Relative Risk
1.7K
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
1.7K
Improving Translational Accuracy
14.0K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
14.0K
Improving Translational Accuracy
3.5K
3.5K
Actuarial Approach
274
The actuarial approach, a statistical method originally developed for life insurance risk assessment, is widely used to calculate survival rates in clinical and population studies. This method accounts for participants lost to follow-up or those who die from causes unrelated to the study, ensuring a more accurate representation of survival probabilities.
Consider the example of a high-risk surgical procedure with significant early-stage mortality. A two-year clinical study is conducted,...
Consider the example of a high-risk surgical procedure with significant early-stage mortality. A two-year clinical study is conducted,...
274
Hazard Rate
375
The hazard rate, also known as the hazard function or failure rate, is a statistical measure used to describe the instantaneous rate at which an event occurs, given that the event has not yet happened. From a probabilistic perspective, it represents the likelihood that a subject will experience the event in a very small time interval, conditional on surviving up to the beginning of that interval. In terms of frequency, the hazard rate can be viewed as the ratio of the number of events to the...
375

