诱导的担忧增加了一般性焦虑症患者的风险厌恶
Juliana K Sporrer1, Alexandra Johann2, Justin Chumbley3
1Max Planck UCL Centre for Computational Psychiatry and Ageing Research, and Wellcome Centre for Human Neuroimaging, UCL Queen Square Institute of Neurology, University College London, London, United Kingdom.
Behavioural brain research
|August 10, 2024
概括
通用焦虑障碍 (GAD) 涉及改变决策. 这项研究发现,患有GAD症状的患者的风险厌恶增加与担忧有关,而不是焦虑的原因.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 行为经济学是一种行为经济学.
背景情况:
- 泛性焦虑症 (GAD) 与决策障碍有关,特别是增加了对风险的厌恶.
- 目前尚不清楚这种风险厌恶是否是焦虑症状的原因或后果,例如担心.
研究的目的:
- 调查决策中的不确定性偏见是否是患有重大抑郁症 (MDD) 和泛性焦虑症 (GA) 症状的个体的特征或状态现象.
- 检查焦虑症状与决策偏见之间的因果关系.
主要方法:
- 对具有 (N=16) 和没有 (N=24) GA症状的MDD患者和健康对照者 (N=23) 进行了经济决策任务.
- 参与者在担心诱导程序之前和之后完成了任务.
- 计算前景理论建模用于估计风险和损失厌恶.
主要成果:
- 两组之间没有发现风险或损失厌恶的基线差异.
- 在担心诱导之后,与没有GA症状的患者相比,GA症状的患者表现出明显增加的风险厌恶.
- 风险厌恶的增加与焦虑症状的严重程度相关.
结论:
- 焦虑障碍的决策变化可能取决于状态,由焦虑症状 (如担忧) 驱动,而不是因果特征.
- 研究结果表明,在治疗和干预焦虑障碍时,应专注于焦虑管理.
- 在关于焦虑决策的研究中建议将情绪状态标准化.
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