在瘤学中检查外部控制臂:对迄今为止的应用进行范围审查
Eliya Farah1,2, Matthew Kenney1,2, Matthew T Warkentin1,2
1Department of Oncology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.
Cancer medicine
|July 10, 2024
概括
外部控制臂 (ECA) 为罕见癌症临床试验提供了一个解决方案. 这次审查发现ECA是有价值的,但强调需要仔细规划和报告可靠的瘤学研究.
科学领域:
- 在瘤学瘤学.
- 临床研究 临床研究
- 生物统计学 生物统计学
背景情况:
- 随机对照试验 (RCT) 是癌症治疗评估的标准.
- 在罕见的癌症中,为控制臂招募患者是具有挑战性的,特别是在向治疗中.
- 外部控制臂 (ECA) 为临床研究设计提供了一个潜在的解决方案.
研究的目的:
- 进行范围审查,探索ECA在瘤学研究中的利用.
- 了解癌症研究中ECA的风景和方法.
主要方法:
- 在四个主要数据库中进行系统搜索:MEDLINE,EMBASE,Web of Science和Scopus.
- 对使用ECA和报告临床结果的癌症患者合格文章的标题,摘要和全文进行选.
主要成果:
- 包括23篇文章,其中大部分发表在过去5年.
- 44%的ECA用于血液恶性瘤;30%的研究来自美国.
- 常见的数据来源包括聚合试验数据 (35%),行政健康数据库 (17%) 和电子病历 (17%).
- 52%的研究结合了治疗和ECA特征,而48%缺乏明确的结合策略.
结论:
- 外部控制臂在瘤学研究中是一个有价值的替代品,当其他设计不可行时.
- 方法严谨和透明的报告对于有意义地解释欧洲审计委员会的结果至关重要.
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