负面的全球元认知偏见与抑郁和创伤后应激障碍症状有关,并通过有针对性的或基于游戏的认知训练来改善
Sam Agnoli1, Henry Mahncke2, Sarah-Jane Grant2
1Boston Attention and Learning Lab, VA Boston Health Care System.
Neuropsychology
|August 29, 2024
概括
患有抑郁症和PTSD的个人表现出显著的元认知偏见. 认知训练,特别是娱乐游戏,改善了这些偏见,并减少了症状严重程度,这表明了潜在的治疗途径.
科学领域:
- 神经科学是一个神经科学.
- 临床心理学 临床心理学
- 认知科学 认知科学
背景情况:
- 在临床人群中,元认知,特别是全球元认知偏差受损.
- 以前的研究缺乏规范性比较来量化抑郁症和PTSD中的元认知偏差.
- 在这些人群中,认知干预对元认知偏差的影响还未得到充分研究.
研究的目的:
- 通过使用规范性数据,量化高抑郁症和PTSD症状的个体的全球元认知偏差.
- 研究认知训练对元认知偏差和症状严重性的影响.
- 探索超认知能力的改善与抑郁症/PTSD症状的减少之间的关系.
主要方法:
- 84名患有轻度创伤性脑损伤的参与者 (77%是退伍军人) 接受了抑郁症和PTSD评估.
- 全球认知使用自我报告和客观方法进行测量,偏差是根据年龄调整的规范计算的.
- 参与者接受了13周的认知训练或娱乐游戏,在基线,训练后和3个月后续进行评估.
主要成果:
- 在临床上显著的抑郁症 (-1.77),PTSD (-1.47) 和综合症状 (-2.29) 的参与者中观察到大量的负面元认知偏差.
- 目标认知训练和娱乐游戏训练都改善了元认知偏见.
- 超认知偏差的改善与抑郁症/PTSD症状严重程度的减少有关 (r = -.41/-.42),娱乐训练显示出更强烈的效果 (r = -.54/-.46).
结论:
- 临床显著的抑郁和PTSD症状与大量负面的全球元认知偏见有关.
- 认知训练干预措施在改善元认知偏见方面表现有前途.
- 这些改善可能会导致抑郁和PTSD症状严重程度降低,特别是在以娱乐为基础的训练中.
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