具有或没有发育性语言障碍的西班牙语儿童的执行功能和词汇知识之间的关系
Felipe Torres-Morales1, Gary Morgan2, Ricardo Rosas3
1Departamento de Fonoaudiología, Facultad de Medicina, Universidad de Chile, Santiago, Chile; Hospital Clínico Universidad de Chile, Santiago, Chile; Escuela de Psicología, Pontificia Universidad Católica de Chile, Santiago, Chile.
Journal of communication disorders
|January 30, 2025
概括
执行功能,包括口头工作记忆和切换,与发展性语言障碍 (DLD) 的儿童的词汇发展有关. 这些认知技能对于改善DLD儿童的词汇量至关重要.
科学领域:
- 心理语言学 心理语言学
- 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:
- 发育性语言障碍 (DLD) 经常与执行功能 (EF) 缺陷有关.
- 在DLD中,词汇获取挑战是常见的,与EF有潜在但不清楚的联系.
研究的目的:
- 为了研究EFs和词汇知识 (感知大小和深度) 之间的关系,在西班牙语儿童和没有DLD.
- 在DLD的背景下,澄清特定EF在词汇发展中的作用.
主要方法:
- 评估了204名儿童的词汇技能和EF (干扰控制,响应抑制,言语/非言语工作记忆,切换) (6-8岁;105个DLD,99个典型发育).
- 采用多重回归和路径分析,使用EF作为预测因素和词汇方面作为结果/调解因素,控制年龄和非语言智力.
主要成果:
- 在DLD儿童中,口头工作记忆和切换直接预测了受体词汇量,间接预测了词汇深度,受体量调解了这一效应.
- 在典型的发展群体中,没有发现EF和词汇量度之间的显著关联.
结论:
- 语言工作记忆和认知灵活性 (交换) 是基础词汇发展的认知机制的组成部分,在学校年龄的儿童与DLD.
- 对于患有DLD儿童的词汇增强的干预措施应该包括执行功能培训.
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