在自闭症幼儿和学龄前儿童中,基于延迟的执行功能减少
Amanda Cremone-Caira1, Gina Schnur2, Madison Surmacz2
1Merrimack College, USA.
Autism : the international journal of research and practice
|February 19, 2026
概括
年轻的自闭症幼儿,年仅2岁,与神经类型的同龄人相比,表现出基于延迟的执行功能下降. 这些孩子在基于奖励的任务中也采用了不太适应的策略,突出了冲动控制的早期差异.
科学领域:
- 发展心理学 发展心理学
- 神经发育障碍 神经发育障碍
背景情况:
- 热执行功能,或基于奖励的执行功能,涉及到在情绪充满的情况下推迟行动的技能.
- 这些技能对于社会发展,心理健康和学业成功至关重要.
- 之前的研究表明,3岁及以上的自闭症儿童的基于延迟的执行功能下降.
研究的目的:
- 调查基于延迟的执行功能是否存在于3岁以下的自闭症儿童中.
- 探索自闭症和神经类型小孩在基于延迟的任务中使用的策略的差异.
主要方法:
- 一个行为电池被用来评估基于延迟的执行功能在2岁和4岁的自闭症和神经类型儿童.
- 任务涉及延迟获得食物和非食物奖励的反应.
主要成果:
- 与神经类型的幼儿相比,自闭症幼儿表现出基于延迟的执行功能减少.
- 自闭症2岁的孩子在食物奖励任务中表现出较少的等待;自闭症4岁的孩子在食物和非食物奖励任务中表现出较少的等待.
- 自闭症儿童在任务中使用的适应性策略明显较低.
结论:
- 基于延迟的执行功能的诊断差异在2岁的自闭症儿童中很明显.
- 调查结果可能会为早期干预提供信息,旨在改善自闭症儿童的执行功能技能和相关发展结果.
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