模拟复发性复发性多发性硬化症的随机临床试验与非随机的真实世界证据:使用MSBase注册表数据的应用程序
Alessio Signori1, Marta Ponzano2, Tomas Kalincik3,4
1Department of Health Sciences, Section of Biostatistics, University of Genova, Genoa, Italy alessio.signori@medicina.unige.it.
Journal of neurology, neurosurgery, and psychiatry
|January 19, 2024
概括
现实世界证据 (RWE) 成功模拟了一项随机对照试验 (RCT),将Fingolimod (FTY) 和干扰素 (IFN) 对多发性硬化症进行比较. 这项RWE研究取得了与RCT类似的结果,支持其在比较有效性研究中的使用.
科学领域:
- 神经学 神经学
- 现实世界的证据研究研究.
- 临床试验仿真临床试验仿真
背景情况:
- 现实世界的证据 (RWE) 研究对于了解治疗效果有价值.
- 对已知随机对照试验 (RCT) 数据进行RWE校准对于因果推断至关重要.
- 使用RWE模拟TRANSFORMS试验可以验证RWE的实用性.
研究的目的:
- 为了模仿TRANSFORMS试验,使用观察数据比较Fingolimod (FTY) 和肌内干扰素β-1a (IFN).
- 评估RWE是否可以通过模仿RCT来支持因果关系结论.
- 为了对已知的治疗效果进行RWE校准.
主要方法:
- 从MSBase注册表 (2011-2021) 中提取了复发性复发性多发性硬化症 (RRMS) 患者.
- 应用了TRANSFORMS RCT对Fingolimod (FTY) 和干扰素 (IFN) 组的包括/排除标准.
- 使用 1:1 倾向性得分匹配和负二项式回归来分析年复发率 (ARR).
主要成果:
- 总共有4376名RRMS患者最初被选择;每组856人被匹配.
- 模拟研究发现FTY (0.25) 与IFN (0.45) 的ARR显著较低,RR为0.55.
- 结果与RCT的结果 (RR 0.49) 非常相似,并且位于RCT的置信区间内.
结论:
- 严格的目标试验模拟,使用相同的标准,成功地复制了RRMS中的FTY与IFN的RCT结果.
- 观察到一些轻微的差异,但这项研究支持RWE在比较有效性研究中的作用.
- 虽然混偏差需要谨慎管理,但目标试验模拟提供了宝贵的见解.
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