脱胺治疗肥胖症对执行功能的影响:一项双盲随机对照试点研究
Antoinette Poulton1, Natalie Gauci2, Hazer Khalifa2
1Melbourne School of Psychological Sciences, University of Melbourne, Parkville, VIC 3052, Australia.
Brain sciences
|January 8, 2025
概括
对肥胖的安非他命治疗没有影响执行功能或反应抑制. 虽然它不会增加物质使用障碍的风险,但它对饮食障碍的益处可能不如ADHD那么明显.
科学领域:
- 神经科学是一个神经科学.
- 心理药理学 心理药理学
- 临床心理学 临床心理学
背景情况:
- 胺提升多巴胺,影响执行功能,并与物质使用障碍有关.
- 胺类药物用于ADHD和饮食障碍,可能通过调节多巴胺基基调.
- 胺类药物对饮食障碍执行功能的影响仍未得到充分研究.
研究的目的:
- 调查德芬胺治疗对肥胖个体执行功能的影响.
- 评估在治疗肥胖症的安非他治疗后抑制反应的变化.
- 为了确定是否对肥胖的安非他命治疗对执行功能的影响不同于ADHD.
主要方法:
- 52名患有肥胖症 (BMI 25-60) 的参与者被随机分配给6周的德克萨姆菲他明定位或安慰剂.
- 执行职能是使用巴克利在执行功能规模 (BDEFS-SF) 的赤字进行评估的.
- 响应抑制通过停止信号任务 (SST) 测量,记录停止信号反应时间 (SSRT).
主要成果:
- 在BDEFS-SF得分中没有显著的群体差异,尽管会话效应表明随着时间的推移发生了变化.
- 对于SSRT,观察到群体和会话的显著影响,基线比后续措施更长.
- 对于BDEFS-SF或SSRT,没有检测到治疗组和疗程之间的相互作用.
结论:
- 对肥胖的安非他治疗没有对执行功能或反应抑制产生明显的影响.
- 执行职能得分的观察到的变化可能归因于样本大小或实践效应.
- 胺类药物对饮食障碍的潜在益处,类似于ADHD,可能被夸大了.
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