儿童时期的压力,性别和认知控制:中线的Theta功率
Brian C Kavanaugh1, Stephanie Parade1, Ronald Seifer2
1E. P. Bradley Hospital, United States; Department of Psychiatry & Human Behavior, Brown University, United States.
Journal of psychiatric research
|December 9, 2023
概括
儿童时期的压力会影响精神症状,但缺乏生物标志物. 这项研究发现,在认知任务中,中线力 (MTP) 与压力有关,性别和早期的逆境影响了这些神经动态.
科学领域:
- 神经科学是一个神经科学.
- 儿童心理学 儿童心理学
- 精神病学是一个精神病学.
背景情况:
- 儿童时期的压力暴露经常导致精神症状.
- 预测创伤后症状出现的可靠临床标志或生理生物标志物很少.
- 中线力 (MTP) 是一种神经振荡,与认知控制有关.
研究的目的:
- 研究童年压力因素,与压力相关的症状和认知控制期间改变的MTP之间的关联.
- 检查性别和早期逆境如何调节这些关联.
- 确定儿童与压力相关的精神疾病的潜在神经生物标志物.
主要方法:
- 使用脑电图 (EEG) 记录53名儿童 (9-13岁) 在Go/No-Go任务期间的神经活动.
- 评估儿童时期的压力因素,与压力相关的症状和早期的逆境经历.
- 分析了与临床变量,性别和早期逆境有关的MTP.
主要成果:
- 在低学前逆境的儿童中,童年压力因素与MTP有负相关性.
- 女孩的MTP比男孩高,性别调节了MTP,压力因素和症状之间的关联.
- 男孩的MTP与压力症状有关,而女孩的MTP与最近的压力因素有关;早期的逆境可能会削弱这些相互作用.
结论:
- 儿童时期的压力事件与认知控制期间的MTP减少有关,其影响因性别和早期生活逆境而受到缓解.
- 男孩和女孩可能会以不同的方式处理压力的经历,这表明神经路径不同.
- 早期的逆境可能会影响当前压力和神经动态之间的关系,这需要进一步调查.
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