结核病治疗随机对照试验中的临床终点估计:在已完成的试验中进行追溯应用
Isabelle R Weir1, Suzanne M Dufault2,3, Patrick P J Phillips4
1Center for Biostatistics in AIDS Research in the Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, MA, USA.
Trials
|March 12, 2024
概括
标准化结核病 (TB) 治疗试验结果使用ICH E9 (R1) 估计和框架确保一致的结果. 将这些估计值应用于REMoxTB试验,证实新疗法与标准护理无差.
科学领域:
- 临床试验方法论 临床试验方法论
- 结核病的研究研究.
- 监管科学是一种监管科学.
背景情况:
- 结核病 (TB) 试验使用复合结果,但定义不同,阻碍了比较.
- 国际协调理事会 (ICH) 附录E9(R1) 提供了标准化的估计和框架.
- 之前的工作定义了结核病治疗试验的四个估计值.
研究的目的:
- 评估ICH E9(R1) 估计和估计方法对结核病试验结果的影响.
- 评估不同估计和方法的结论的一致性.
主要方法:
- 从REMoxTBIII期试验中重新分析了参与者数据.
- 应用了四个建议的估计和各种估计技术.
- 评估了新的4个月结核病治疗方案与标准治疗方案的非劣势性.
主要成果:
- 所有四个评估都得出了同样的结论:新的疗法并非低于标准护理.
- 对治疗效果的估计在估计和方法之间是相似的.
- 变量波动和差异主要是由间流事件处理驱动的.
结论:
- ICH E9(R1) 估计和框架为结核病治疗试验提供了一种正式,统一的方法.
- 在所有估计中都得出了一致的结论,证明了它们的有用性.
- 建议在未来的结核病试验中采用这些估计值,以减少结果异质性.
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