自责选择性的社会概念过度泛化和易受抑郁症的影响
Diede Fennema1, Andrew J Lawrence1, Catherine A Spilling1
1Centre of Affective Disorders, Institute of Psychiatry, Psychology & Neuroscience, Department of Psychological Medicine, King's College London, London, UK.
概括
患有严重抑郁症 (MDD) 的人表现出过度泛化思维,影响自我责怪. 这项研究将概念过度概括与MDD脆弱性联系起来,并确定神经相关性,建议潜在的个性化治疗目标.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 精神病学是一个精神病学.
背景情况:
- 过度泛化思维是主要抑郁障碍 (MDD) 的脆弱性因素.
- 虽然研究了自传记忆缺陷,但语义记忆在MDD自我责怪中的作用仍然不清楚.
- 概念过度概括可能会导致MDD中自我责怪偏见.
研究的目的:
- 在解释行为时,研究区分抽象社会概念的能力.
- 检查概念过度概括对自我责备偏见和MDD的贡献.
- 探索MDD中概念过度概括的神经相关性.
主要方法:
- 一项认知任务评估了96名参与者的概念过度概括 (60名转移MDD,36名对照).
- 一组子组 (75名参与者) 在查看自我和他人责备陈述时接受了fMRI.
- 分析的重点是预先定义的感兴趣区域,包括右前叶 (ATL) 和前带膜皮层.
主要成果:
- 患有MDD的群体表现出更大的自我责怪选择性的概念过度泛化及其与负面情绪价值的相互依赖.
- 这种相互依赖与右前膝下带状皮和原发动性皮层的激活增加有关.
- 较高的自我责怪选择性概念过度概括与自我与他人责怪的右ATL激活率降低有关.
结论:
- 自责选择性的概念过度概括与MDD脆弱性有关.
- 神经差异表明,在MDD中,自我责怪和代理属性发生了变化.
- 这种认知偏见可能代表MDD的神经认知亚型,可能作为个性化治疗目标.
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