幼儿园儿童执行功能个体差异的稳定性 - - 微遗传学研究
Eva Michel1, Julia Gießübel2, Anja Grimm2
1Department of Psychology IV, University of Wuerzburg, Röntgenring 10, 97070, Würzburg, Germany. Eva.michel@uni-wuerzburg.de.
Cognitive processing
|June 7, 2025
概括
这项研究研究了幼儿园儿童执行功能 (EF) 的短期稳定性. 抑制显示出高稳定性,而更新和转移具有较低的稳定性,影响了它们对学业绩的预测能力.
科学领域:
- 认知心理学 认知心理学
- 发展心理学 发展心理学
- 神经科学是一个神经科学.
背景情况:
- 执行功能 (EF) 是关键的高级认知过程,对于应对新奇而复杂的情况至关重要.
- 关键的EF组件包括工作记忆更新,任务转移和抑制控制.
- EF的时间稳定性对于其用于预测学业成功至关重要,但在幼儿中仍然不清楚.
研究的目的:
- 研究幼儿园儿童核心执行功能 (更新,转移,抑制) 个体差异的短期时间稳定性.
- 评估特定EF任务的可靠性,以测量幼儿时期稳定的认知特征.
- 评估这些EF措施对预测未来学业成绩的潜力.
主要方法:
- 一个由57名幼儿园儿童组成的样本在短时间内 (每2-3天) 完成了8次评估.
- 任务包括更新的n-back,转移的颜色形状排序任务,以及抑制的go/no-go任务.
- 隐藏状态-特征分析被用来区分稳定的特征差异和波动状态差异.
主要成果:
- 抑制表现出高的四周稳定性,而更新和转移显示出低到中等的稳定性.
- 潜在状态-特征分析显示,抑制变异在很大程度上是由特征解释的,而不是更新和转移,其中状态变异占主导地位.
- 在所有三个EF任务中都观察到中等到高的状态变异,这表明每天都有显著的波动.
结论:
- 虽然抑制似乎是幼儿园儿童相对稳定的执行功能,但更新和转换表现出相当大的短期变化.
- 结果表明,目前的更新和转移措施可能不太适合预测长期学业成绩,因为它们的不稳定性.
- 需要进一步的研究来完善EF评估工具,以可靠地测量幼儿时期稳定的认知能力.
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