诱导压力对抑郁症反应性和主动性控制的影响
1Department of Psychology, Aichi University of Education, Kariya, Aichi, Japan.
PeerJ
|January 17, 2025
概括
急性压力会损害抑郁症患者的积极认知控制,特别是影响他们保留上下文信息的能力. 这突显了抑郁症的脆弱性,这可能受益于认知干预.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 心理健康研究 心理健康研究
背景情况:
- 抑郁症与认知控制受损有关,影响主动和反应过程.
- 压力会加剧抑郁症的认知功能障碍,但其对控制机制的影响尚不清楚.
- 双重控制机制 (DMC) 框架区分了持续的积极主动控制和暂时的反应性控制.
研究的目的:
- 研究急性压力对患有抑郁症状的个人主动和反应性认知控制的影响.
- 在抑郁症的背景下,探索在认知控制中的潜在压力诱导的脆弱性.
主要方法:
- 142名参与者被分配到高压力或控制条件下.
- 使用贝克抑郁症目录-II (BDI-II) 评估抑郁症水平.
- 在压力诱导任务之前和之后,使用AX-Continuous Performance Task (AX-CPT) 测量认知控制.
主要成果:
- 高压力组报告了增加的压力和疲劳,验证了操纵.
- 在反应性和主动性控制 (主动性行为指数) 之间的总体平衡中没有观察到显著的变化.
- 在高压力状态下,抑郁症状的个体在保留上下文信息 (d'-上下文指数) 中显著下降.
结论:
- 急性压力对患有抑郁症状的个体有选择性影响主动认知控制.
- 情境信息保留障碍表明在压力下主动控制的具体缺陷.
- 这些发现表明抑郁症可能存在潜在的认知漏洞,并为像认知控制训练这样的有针对性的干预措施提供信息.
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