柯克伦的元分析助长了对强制性社区治疗有效性的无效怀疑
Steven P Segal1, Leena Badran2
1University of Melbourne and University of California, Berkeley, CA, USA.
Psychiatry research
|October 22, 2024
概括
研究缺陷,而不是干预无效,解释了为什么强制性社区治疗 (CCT) 研究没有显示好处. 这一分析解决了关于CCT的相互矛盾证据.
科学领域:
- 心理健康服务研究 心理健康服务研究
- 公共卫生政策 公共卫生政策
- 临床试验方法论 临床试验方法论
背景情况:
- 关于强制性社区治疗 (CCT) 的先前研究产生了相互矛盾的结果,非随机研究显示了益处,而随机试验和元分析报告没有显著差异.
- 由于严重精神疾病对严重精神疾病患者的潜在公共健康和安全影响,有必要协调这些差异.
研究的目的:
- 批判性地评估CCT随机研究的有效性,包括在Cochrane元分析中.
- 为了解决有利于CCT的法定结果和随机试验结果之间的差异.
主要方法:
- 现有研究数据和程序描述的以有效性为重点的分析.
- 评估外部有效性 (对CCT目标人群的概括性) 和内部有效性 (研究设计,结果标准,混因素的控制).
- 评估Cochrane元分析中使用的统计程序的适当性.
主要成果:
- 选择的随机研究未能准确地代表CCT人口和招募合格受试者.
- 研究设计将干预程序与结果措施混为一谈,并且缺乏对随机化后因素的适当控制.
- 科克兰元分析过度强调了规范性方法论,忽视了实质性的有效性问题,导致关于CCT有效性的不准确结论.
结论:
- 在CCT随机研究中"找不到"的结果归因于重大研究缺陷,而不是干预的固有无效性.
- 科克莱恩综述的结论对CCT产生了不合理的怀疑,CCT是一种潜在的拯救生命的公共卫生干预.
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