情绪调节期间的前额α不对称性 在有终身严重抑郁症的成年人中
Carolin Zsigo1, Ellen Greimel2, Regine Primbs2
1Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, LMU University Hospital, LMU Munich, Nußbaumstr. 5, 80336, Munich, Germany. Carolin.Zsigo@med.uni-muenchen.de.
Cognitive, affective & behavioral neuroscience
|February 1, 2024
概括
与健康对照组 (HC) 相比,有重大抑郁病史的个体在重新评估任务期间,在情绪调节 (ER) 或前额α不对称 (FAA) 中没有显著差异. 这表明,当被指示时,MD历史不会损害适应性ER策略.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 临床研究 临床研究
背景情况:
- 情绪调节 (ER) 在严重抑郁症 (MD) 中经常受到损害,但缺陷尚未完全理解.
- 额头α不对称 (FAA) 显示为研究ER.ER的电生理学标志物具有前途.
- 之前的研究没有在实验环境中使用FAA探索终身MD中的ER差异.
研究的目的:
- 使用FAA,研究终身严重抑郁症 (终身MD) 和健康对照 (HC) 个体之间的ER差异.
- 为了比较ER在主动重新评估任务中的性能与被动查看.
- 在成人和青少年样本中检查FAA与ER的关系.
主要方法:
- 生命周期MD (n=34) 和HC (n=25) 成年人 (18-24岁) 在ER任务中进行了比较,该任务涉及负面图像重新评估和被动观看.
- 录制脑电图 (EEG) 来测量任务期间的FAA.
- 分析了自我报告的负面影响和FAA数据,包括在一个独立的青少年样本中复制 (MD n=36,HC n=38).
主要成果:
- 终身MD和HC组都成功地减少了ER期间自我报告的负面影响,没有显著的群体差异.
- 在各组或条件之间没有观察到FAA的显著差异,在成人和青少年样本中一致.
- 终身MD组报告说,日常ER的适应性较低,任务难度更大.
结论:
- 患有多发性硬化病史的个人在明确指示使用适应性重新评估策略时不会表现出ER损伤.
- 调查结果表明,MD的ER缺陷可能取决于背景或与战略启动而不是执行有关.
- 未来的研究应该探索MD中ER缺陷的细微差别及其对治疗干预措施的影响.
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