一个使用ML技术的新型模型用于临床试验设计和加速患者入学流程
Abhirvey Iyer1, Sundaravalli Narayanaswami2
1Department of Pharmaceutical Engineering & Technology, Indian Institute of Technology (BHU) Varanasi, Varanasi, Uttar Pradesh, India.
ClinicoEconomics and outcomes research : CEOR
|January 22, 2025
概括
机器学习模型增强了临床试验设计和患者招募. XGBoost和随机森林优化了试验参数,而人工神经网络改善了患者资格分类,从而提高了药物开发的效率.
科学领域:
- 临床研究是临床研究.
- 生物医学信息学是生物医学信息学.
- 在医疗保健中的数据科学.
背景情况:
- 临床试验是必不可少的,但在效率方面面临挑战.
- 优化试验设计和患者招生对于药物开发至关重要.
- 机器学习 (ML) 为这些低效率提供了潜在的解决方案.
研究的目的:
- 调查ML模型的集成,以简化临床试验设计.
- 使用ML分类技术优化患者和志愿者注册.
- 在这些应用中评估各种ML模型的性能.
主要方法:
- 使用了两个数据集:临床试验.gov (55,000个样本) 用于试验参数和UCI ML存储库用于患者资格.
- 应用了五种ML模型 (XGBoost,随机森林,SVC,后勤回归,决策树) 和人工神经网络 (ANN).
- 评估模型使用精度,回忆,平衡精度,ROC-AUC和加权F1得分与k倍交叉验证.
主要成果:
- 在优化试验参数方面,XGBoost和Random Forest表现出卓越的表现 (平均值). 平衡精度为0.71,平均水平. ROC-AUC是0.7的) 的情况.
- 在患者资格分类 (测试精度为0.73714) 和可扩展性方面,ANN表现出强的表现.
- SVC 和 ANN 对于分类是有效的,而 ANN 对于较大的数据集是首选的.
结论:
- ML模型显著改善了临床试验工作流程.
- XGBoost和Random Forest对于优化大型临床试验数据集是非常有效的.
- ANN显示了可扩展的患者资格分类的前景,提高了临床试验的效率和准确性.
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