功能性认知障碍 (FCD) 中的元认知表现:一个元分析
Katerina Franekova1, Foivos Petridis2, Alin Ciobica3
1School of Medicine, University of Leeds, Leeds, UK. um21kf@leeds.ac.uk.
Acta neurologica Belgica
|December 22, 2025
概括
功能性认知障碍 (FCD) 患者表现出全球自我监测受损,但局部自我监测完好无损. 这一元分析支持元认知中的解离,提供了对FCD机制的见解.
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:
- 功能性认知障碍 (FCD) 的特点是主观认知投诉与客观神经心理测试表现不一致.
- 一个主要假设表明,FCD涉及全球和本地元认知自我监测机制之间的分离.
研究的目的:
- 通过使用元分析,对患有FCD的个体的全球和本地元认知表现的证据进行定量合成.
- 调查FCD中不同形式的元认知之间的拟议分离.
主要方法:
- 系统审查和对比研究的元认知性能在FCD与健康对照和轻度认知障碍 (MCI) 的研究的元分析.
- 全球元认知通过自我评估进行评估;本地元认知通过逐试验的信心准确性 (例如,meta-d'/d').
- 使用随机效应模型计算的聚合效应大小 (科恩的d).
主要成果:
- 对三项研究的元分析显示,FCD的全球元认知显著受损 (科恩的d = -1.07).
- 对一项研究的分析表明,在FCD中保留了局部元认知 (科恩d = 0.00).
- 结果支持分离:全球自我监测中断,FCD中的本地自我监测完好无损.
结论:
- 分析证据表明,在FCD中,全球的元认知洞察力存在很大缺陷,局部元认知能力被保留.
- 结果为FCD中的主观-客观性能差异提供了潜在的机制解释.
- 针对全球元认知评估的干预措施可能会改善临床结果,尽管由于有限的研究,这些发现是初步的.
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