失眠症状与本科生认知灵活性之间的关联:与事件相关的潜在研究
Muyu Chen1, Xinpeng Zhang1, Xinyu Liu1
1Department of Military Psychology, School of Psychology, Army Medical University, Chongqing, China.
Sleep medicine
|July 27, 2024
概括
患有失眠症状的本科生表现出认知灵活性降低和大脑活动改变. 这项研究将睡眠不足与年轻成年人的执行功能受损和神经变化联系在一起.
科学领域:
- 认知神经科学 认知神经科学
- 睡眠科学 睡眠科学
背景情况:
- 失眠症状在本科生中很普遍.
- 认知灵活性对于学业成功至关重要.
研究的目的:
- 研究失眠症状与本科生认知灵活性之间的关系.
- 使用脑电图 (EEG) 探索潜在的神经机制.
主要方法:
- 102名本科生被分为失眠 (n=55) 和控制 (n=47) 组.
- 认知灵活性通过认知灵活性清单 (CFI) 和数字字母任务 (N-L任务) 进行评估.
- 在NL任务中收集了脑电图 (EEG) 数据.
主要成果:
- 失眠组的CFI得分较低,切换成本增加 (反应时间,准确性).
- 与事件相关的潜力 (ERP) 分析显示了 P2,N2 和 P3 幅度的群体差异,特别是在重复试验期间,失眠组的N2显著减少.
- 时间频率分析表明,在任务执行过程中,前额和顶部区域的和α频段活动发生了变化.
结论:
- 失眠症状与本科生认知灵活性显著下降有关.
- 观察到的大脑电生理活动的改变可能是失眠学生的认知缺陷的基础.
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