执行功能和成年人无家可归,真正的损伤还是额叶?
Graham Pluck1,2
1Clinical Cognitive Sciences Laboratory, Faculty of Psychology, Chulalongkorn University, Bangkok, Thailand.
Frontiers in human neuroscience
|February 7, 2024
概括
无家可归可能与以前认为的执行功能障碍无关. 这项研究发现,在控制教育时,认知障碍的证据很少,这挑战了之前的研究. 无家可归人口中神经认知障碍需要重新评估.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 公共卫生 公共卫生
背景情况:
- 无家可归常常与神经认知障碍有关,特别是"额叶"功能障碍.
- 之前的研究表明,无家可归的成年人存在执行认知障碍.
研究的目的:
- 研究无家可归的成年人的执行功能.
- 重新评估无家可归和执行功能障碍之间的关联,控制教育水平.
主要方法:
- 在72名无家可归的成年人中评估执行功能,使用标准化评估.
- 收集有关神经和精神病史的数据,包括药物滥用和头部伤害.
- 结果与25名从未无家可归的参与者的对照组进行了比较,并根据教育水平进行了调整.
主要成果:
- 在对教育进行控制时,在无家可归样本中发现的执行功能障碍的证据很少.
- 观察到高水平的药物滥用,头部伤害和PTSD,但与认知表现没有显著联系.
- 风险行为在静脉注射药物使用者中很常见,但与执行功能无关.
结论:
- 成年人无家可归与执行功能障碍之间的关联可能比以前报告的要弱.
- 过去的研究可能使用了不适当的"正常"性能标准,过度强调额叶损伤.
- 重新评估对比和控制教育对于理解无家可归人口中神经认知功能至关重要.
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