作为物质使用渴望治疗的N-乙半氨酸:一个元分析
Emma L Winterlind1,2, Samantha G Malone1,2, Michael R Setzer1
1Uniformed Services University of the Health Sciences, Department of Medical and Clinical Psychology, Bethesda, MD, 20814.
medRxiv : the preprint server for health sciences
|May 27, 2024
概括
在这次元分析中,N-乙半氨酸 (NAC) 并没有显著减少对物质的渴望. 高异质性和潜在的出版偏见表明,对NAC的解释要谨慎.
科学领域:
- 神经科学是一个神经科学.
- 药理学 药理学是指药理学的学科.
- 精神病学是一个精神病学.
背景情况:
- 由于其潜在的谷氨酸调节作用,N-乙半氨酸 (NAC) 正在针对物质使用障碍 (SUD) 进行研究.
- 以前的元分析表明,NAC在减少渴望方面有效,但个别试验结果不一致.
研究的目的:
- 更新对SUD患者中对物质渴望的N-乙半氨酸 (NAC) 疗效的元分析.
- 在SUDs的NAC随机对照试验 (RCT) 中探索子组差异,偏差风险和出版偏差.
主要方法:
- 在PubMed,Cochrane图书馆和ClinicalTrials.gov搜索到2023年7月之前的RCT.
- 包括9项623名参与者的试验,重点关注酒精,烟草和多种物质使用障碍.
- 进行了元分析,子组分析和偏见评估,以评估NAC对渴望和不良事件的影响.
主要成果:
- 在减少渴望症状方面,NAC没有显著超过安慰剂 (SMD = 0.189).
- 观察到非常高的异质性 (99.26%),表明研究变异的潜在影响.
- 发现了出版偏见的证据,这需要谨慎地解释研究结果.
结论:
- 这次更新的元分析发现NAC对物质渴望的影响的证据有限,与之前的一些评论相反.
- 高异质性和出版偏差需要仔细考虑这些结果.
- 可能需要进一步的研究来澄清NAC在治疗物质使用障碍中的作用.
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