休息期间的思想内容对功能连接-行为关联有所影响
Junhong Yu1, Yi-Sheng Wong2, Charly Hugo Alexandre Billaud1
1Psychology, School of Social Sciences, Nanyang Technological University, Singapore.
Imaging neuroscience (Cambridge, Mass.)
|August 13, 2025
概括
休息状态思维内容 (rsTC) 解释了大脑连接 (rsFC) 与行为之间的关系. 这项研究表明rsTC调解了大多数rsFC行为关联,为个人差异提供了新的解释.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 心理学 心理学 心理学
背景情况:
- 静态功能连接 (rsFC) 与行为有关,但解释往往是间接的.
- 目前的模型很难解释rsFC-行为链接在休息期间,当心灵流浪是普遍的.
研究的目的:
- 调查休息状态思想内容 (rsTC) 是否调解rsFC与行为表型之间的关系.
- 确定rsTC是否可以解释rsFC的变化及其与行为相关性的原因.
主要方法:
- 分析了来自164名受试者的765个休息状态fMRI运行.
- 收集了自我报告的rsTC评级 (纽约认知问卷的简短版本) 和63种行为表型.
- 采用线性混合效应模型和正规相关性分析.
主要成果:
- 在rsTC的相似性预测了rsFC指纹的相似性,特别是与警相关的内容.
- 网络对网络连接预测了几个rsTC维度.
- 在45种表型中,rsTC变异显著介导rsFC变异-行为关联.
结论:
- rsTC与rsFC和行为显著相关.
- rsTC部分解释了大多数研究的rsFC行为关系.
- 这为大脑活动,主观体验和休息时的行为提供了更直接的联系.
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