对ICH E9的适当实施的视角 (R1) 对处理间接事件的附加策略
Thomas R Fleming1, Kevin J Carroll2, Janet T Wittes3,4
1Department of Biostatistics, University of Washington, Seattle, Washington, USA.
Statistics in medicine
|May 21, 2025
概括
这项研究强调了当前临床试验策略处理间流事件的局限性. 它倡导治疗政策评估和标准护理控制武器,以确保科学严格的因果推断和现实世界的相关性.
科学领域:
- 临床试验方法论 临床试验方法论
- 生物统计学 生物统计学
- 药学研究 药学研究
背景情况:
- 随机临床试验 (RCT) 中的偶发事件使结果解释复杂化.
- 关于估计的ICH E9 ((R1) 附录促使人们就试验目标进行讨论.
- 目前的策略如"在治疗期间"或"假设"在维护随机化的完整性和捕获净效应方面存在局限性.
研究的目的:
- 描述在RCT中使用治疗政策估计与标准护理控制臂的优势.
- 解决现有处理间流事件方法的局限性.
- 改进临床试验的设计,进行和分析,以获得可靠的因果推断.
主要方法:
- 为估计和管理间流动事件提出"治疗政策"方法.
- 建议复合终点,包括死亡等事件.
- 在试验设计中倡导标准护理控制臂.
主要成果:
- 治疗政策估计保护随机化的完整性,使得科学严格的因果推断.
- 这些估计提供了与现实环境相关的有意义,无条件的信息.
- 建议的策略可靠地评估在完整的治疗方案中的干预措施.
结论:
- 标准护理控制臂与治疗政策估计提供卓越的科学严谨性和现实世界的适用性.
- 改进的试验设计和分析对于可靠地解决临床重要问题至关重要.
- 这种方法提高了关于采用新干预措施的知情决策的能力.
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