发育性语言障碍儿童的非单词重复:重新审视广东语的案例
Nga Ching Fu1,2, Si Chen1,2,3,4, Kamila Polišenská5,6
1Department of Chinese and Bilingual Studies, The Hong Kong Polytechnic University, Hong Kong SAR.
Journal of speech, language, and hearing research : JSLHR
|April 29, 2024
概括
非单词重复 (NWR) 可以在广东语儿童中识别发育性语言障碍 (DLD). 设计具有特定词汇和子词汇特征的NWR任务可以改善DLD诊断的群体差异化.
科学领域:
- 语言学的语言学.
- 语音语言病理学 语言病理学
- 发展心理学 发展心理学
背景情况:
- 非单词重复 (NWR) 是发育性语言障碍 (DLD) 的公认临床标志物.
- 以前的研究表明,NWR任务可以在不同语言中区分DLD和典型开发 (TD).
- 广东语以前被认为是NWR没有有效区分DLD和TD的例外.
研究的目的:
- 重新评估NWR在区分广东语儿童患有DLD与患有TD的儿童方面的有效性.
- 调查刺激设计因素,包括词汇性,字体性,长度和音节复杂性,对NWR群体差异化表现的影响.
主要方法:
- 这项研究涉及16名广东语儿童患有DLD,16名同龄儿童患有DD.
- 参与者重复了两组高词性非词和一组低词性非词.
- 基于词性和子词性分析非词,特别是辅音和母音 (CV) 组合的证明.
主要成果:
- 与TD儿童相比,患有DLD儿童的得分明显较低.
- 高词性非词和具有证明CV组合的非词在DLD和TD组之间产生了最强的差异.
- 非单词长度和音节复杂性没有显著影响群体差异化.
结论:
- NWR任务可以有效地区分广东语儿童与DLD和TD.
- 设计NWR刺激,特别是考虑到词性和子词性,对于准确的群体差异化至关重要.
- 建议对更大的样本和年轻人群进行进一步的研究,以验证广东语DLD的NWR的诊断准确性.
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