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单语和双语儿童的形态和抑制技能,有或没有发育性语言障碍
Elena Gandolfi1, Giovanna Diotallevi2, Paola Viterbori3
1Department of Psychology, University of Turin, Italy.
概括
发展性语言障碍 (DLD) 的双语儿童表现出较低的语言技能,而不是具有DLD的单语儿童. 非语言抑制控制可能有助于诊断双语儿童的DLD.
科学领域:
- 儿童语言习得 儿童语言习得
- 发展心理学是发展心理学.
- 语言发展语言发展.
背景情况:
- 发育性语言障碍 (DLD) 影响儿童的语言技能.
- 双语对语言评估提出了独特的挑战.
- 了解双语儿童的DLD对于准确诊断至关重要.
研究的目的:
- 为了比较意大利单语和双语学前儿童的语言和抑制控制技能,有和没有DLD.
- 在双语儿童中识别DLD的潜在非语言标志物.
主要方法:
- 评估了四组学龄前儿童:典型的发展 (TD) 单语者,TD双语者,单语者与DLD,双语者与DLD.
- 评估包括意大利语词汇,形态表述和非语言抑制控制.
- 使用单向差异分析来比较性能.
主要成果:
- 与TD儿童相比,DLD儿童在所有语言测量中表现明显较低.
- TD双语者表现出比DLD单语者更好的语言技能,但比DLD双语者更接近他们.
- 这两个TD组在抑制控制方面都表现优于DLD组,特别是在干扰抑制方面.
结论:
- DLD对学龄前儿童的语言和抑制控制能力都有影响.
- 非语言标志物,如抑制控制,可以帮助诊断双语儿童的DLD.
- 在双语环境中准确诊断DLD需要仔细考虑语言和认知特征.
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