自闭症婴儿声乐类别发展的基础
Pumpki Lei Su1,2, Hyunjoo Yoo3, Gordon Ramsay4,5
1Department of Speech, Language, and Hearing, School of Behavioral and Brain Sciences, The University of Texas at Dallas, Richardson, TX, USA. lei.su@utdallas.edu.
Journal of autism and developmental disorders
|February 25, 2024
概括
婴儿,无论是典型的发育和自闭症,在他们的第一年表现出类似的声音聚类模式. 这种早期的声音探索是语言发展的坚实基础,无论自闭症诊断如何.
科学领域:
- 发展心理学 发展心理学
- 语音语言病理学 语音语言病理学
- 神经发育障碍 神经发育障碍
背景情况:
- 声乐聚类,即特定声乐类型的产生,表明早期的声乐类别形成.
- 这一过程对于为婴儿的语言发育奠定基础至关重要.
- 了解自闭症婴儿的声音模式可以提供有关早期发育轨迹的见解.
研究的目的:
- 为了比较典型发育 (TD) 和自闭症婴儿在生命的第一年之间的声音集群模式.
- 研究自闭症儿童的语音聚类和后来的发育结果 (语言,行为) 之间的关系.
- 为了确定声乐类别的形成是否在TD和自闭症婴儿之间有所不同.
主要方法:
- 对103名TD和44名自闭症婴儿的1293次全天家庭录音的分析.
- 人类编码27,153个五分钟的段落,以识别语音集群模式 (尖叫,声音,叫).
- 语音聚类发生的统计比较和与自闭症婴儿2年后结果的相关性.
主要成果:
- 无论是TD还是自闭症婴儿,在所有年龄组中都表现出明显的声音聚类模式,用于所有年龄组的尖叫和叫.
- 自闭症婴儿的语音聚类程度与以后的语言,重复行为或自闭症严重程度没有显著的相关性.
- 在整个第一年,TD和自闭症婴儿之间的声乐聚类模式在TD和自闭症婴儿之间类似.
结论:
- 通过婴儿声乐探索,早期声乐类别的形成是一个强大的发育过程.
- 在TD和自闭症婴儿之间的声音集群的相似性表明,早期语言发育的共同基础.
- 这些发现强调了早期发声作为婴儿发育标志物的重要性,无论神经发育状态如何.
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