数据 - 基于知识的机器学习模型,用于癌症疼痛药物决策
Lu Zhang1, Hui-Min Yu1, Jing-Yang Li1
1Department of Pharmacy, Xiangya Hospital, Central South University, Changsha, China; Institute for Rational and Safe Medication Practices, National Clinical Research Center for Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, China; The Hunan Institute of Practice and Clinical Research, China.
International journal of medical informatics
|December 6, 2024
概括
机器学习模型的开发是为了帮助癌症疼痛管理药物决策. 这些模型实现了高精度,支持医生优化癌症患者的药物选择.
科学领域:
- 在瘤学瘤学.
- 医疗信息学 医疗信息学
- 机器学习 机器学习
背景情况:
- 癌症疼痛是癌症患者普遍和具有挑战性的症状.
- 为癌症疼痛管理优化药物选择对医疗保健提供者来说存在重大困难.
研究的目的:
- 开发和验证机器学习 (ML) 模型,以支持癌症疼痛管理中的药物决策.
- 利用现实世界的临床数据和事先的知识来增强治疗癌症疼痛的药物选择.
主要方法:
- 使用临床记录开发了两种ML模型:一种用于新的疼痛,一种用于不足的疼痛控制.
- 采用决策树和梯度提升算法,培训有10317条记录,外部验证有1000条记录.
- 用准确度,曲线下的面积 (AUC) 和Brier分数来评估模型性能.
主要成果:
- 这些模型实现了高性能,平均精度分别为98.47%和94.74%,AUC分别为99.62%和94.74%.
- 外部验证显示了强有力的结果,准确率为97.4%和93.1%,AUC为99.83%和97.01%.
结论:
- 开发的ML模型可以作为医疗保健专业人员的有价值的决策支持工具.
- 这些工具可以帮助医生做出最佳的药物决定,特别是当药剂师无法使用时.
相关概念视频
Analgesia and Pain Management
504
Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
504
Mouse Models of Cancer Study
5.5K
Mice have long served as models for studying human biology and pathology because of their phylogenetic and physiological similarity with humans. They are also easy to maintain and breed in the laboratory, and hence, many inbred strains are now available for research. Studies on mice have contributed immeasurably to our understanding of cancer biology.
The development of transgenic, knockout, and knock-in mice has led to an exponential increase in their use as model organisms in research,...
The development of transgenic, knockout, and knock-in mice has led to an exponential increase in their use as model organisms in research,...
5.5K
Pharmacokinetic Models: Overview
582
Pharmacokinetic models utilize mathematical analysis to achieve a detailed quantitative understanding of a drug's life cycle within the body. They are instrumental in simulating a drug's pharmacokinetic parameters, predicting drug concentrations over time, optimizing dosage regimens, linking concentrations with pharmacologic activity, and estimating potential toxicity.
There are three primary types of models: empirical, compartment, and physiological. Empirical models, with minimal...
There are three primary types of models: empirical, compartment, and physiological. Empirical models, with minimal...
582
Model Approaches for Pharmacokinetic Data: Distributed Parameter Models
56
Pharmacokinetic models are mathematical constructs that represent and predict the time course of drug concentrations in the body, providing meaningful pharmacokinetic parameters. These models are categorized into compartment, physiological, and distributed parameter models.
The distributed parameter models are specifically designed to account for variations and differences in some drug classes. This model is particularly useful for assessing regional concentrations of anticancer or...
The distributed parameter models are specifically designed to account for variations and differences in some drug classes. This model is particularly useful for assessing regional concentrations of anticancer or...
56
Combination Therapies and Personalized Medicine
4.8K
Combining two or more treatment methods increases the life span of cancer patients while reducing damage to vital organs or tissue from the overuse of a single treatment. Combination therapy also targets different cancer-inducing pathways, thus reducing the chances of developing resistance to treatment.
The combination of the drug acetazolamide and sulforaphane is a good example of combination therapy to treat cancer. The cells in the interior of a large tumor often die due to the hypoxic and...
The combination of the drug acetazolamide and sulforaphane is a good example of combination therapy to treat cancer. The cells in the interior of a large tumor often die due to the hypoxic and...
4.8K
Cancer Survival Analysis
328
Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...
328


