较高的决策不确定性和减少避免驱动器在抑郁症,焦虑症和物质使用障碍期间的方法避免冲突:一个复制研究的复制研究
Ryan Smith1, Claire A Lavalley2, Samuel Taylor2
1From the Laureate Institute for Brain Research, Tulsa, Okla., USA rsmith@laureateinstitute.org.
Journal of psychiatry & neuroscience : JPN
|June 20, 2023
概括
这项研究研究了精神疾病中的决策,发现物质使用障碍的个体表现出更高的决策不确定性 (DU) 和更低的情绪冲突 (EC) 敏感性. 对抑郁症和焦虑症的发现不太一致,突出了未来治疗的潜在目标.
科学领域:
- 神经科学是一个神经科学.
- 计算精神病学是一种计算精神病学.
- 心理学 心理学 心理学
背景情况:
- 在心理障碍中,接近-避免冲突 (AAC) 下的决策受损.
- 之前的研究发现,使用计算建模,抑郁症,焦虑症和/或物质使用障碍患者的决策不确定性 (DU) 增加,情绪冲突 (EC) 敏感性降低.
- 这项研究旨在在新的队列中复制这些发现.
研究的目的:
- 根据AAC在精神疾病中确定信息处理功能障碍在决策中的可复制性.
- 调查健康对照组和患有物质使用障碍,抑郁和/或焦虑障碍的个体之间的DU和EC差异.
- 探索这些认知功能障碍的潜在治疗目标.
主要方法:
- 一个新的参与者样本完成了AAC任务.
- 使用计算建模 (主动推断) 来估计个别的DU和EC参数.
- 在健康对照组和临床组之间进行了组对照,并对以前和当前样本进行了综合分析.
主要成果:
- 与健康对照组相比,有物质使用障碍的个体表现出明显更高的DU和较低的EC.
- 患有抑郁症和/或焦虑症的女性的EC值低于对照组,但在男性中没有观察到这种情况.
- 在抑郁症和/或焦虑症中增加DU的复制并未实现,可能是由于样本差异.
结论:
- 这些发现提供了强有力的证据,证明在物质使用障碍和情绪障碍中改变了决策过程.
- DU和EC是行为干预和神经生物学研究的潜在目标.
- 未来的研究应该探索DU和EC的神经基质,以开发治疗方法.
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