在童年时代的语音错误模式的表达基础 语音障碍 儿童语音音障碍
Aravind K Namasivayam1, Leo Yan Li-Han2, Jennifer Golabek Moore3
1Oral Dynamics Lab, Department of Speech-Language Pathology, University of Toronto, Toronto, ON, Canada.
Frontiers in human neuroscience
|October 27, 2025
概括
儿童的言语声音障碍与运动控制问题有关,而不仅仅是认知缺陷. 了解这些关节基础是有效治疗的关键.
科学领域:
- 语音语言病理学 语言病理学
- 发育儿科 发育儿科
- 神经语言学是一种神经语言学.
背景情况:
- 语音获取依赖于关节结构的精确协调.
- 语音运动控制中断可能导致语音错误,通常归因于认知语言因素.
- 患有语音音障碍 (SSD) 的学前儿童面临复杂的发音挑战.
研究的目的:
- 调查中度至重度SSD儿童声学错误模式的关节基础.
- 量化特定语音运动限制和观察到的语音错误之间的关系.
- 通过探索运动控制影响,挑战传统的认知语言解释.
主要方法:
- 在一项随机对照试验中利用了48名学龄前儿童的数据.
- 采用相互信息分析和随机森林模型来评估协会.
- 使用诊断性关节和声学评估 (DEAP) 评估确定了声学错误.
主要成果:
- 在语音错误 (集群减少,最后的辅音删除,停止,非典型错误) 和大,嘴唇-面部和语言控制的限制之间发现了适度的关联.
- 滑翔显示出与运动错误有意想不到的负面关联,在较老/较温和的病例中出现更多,可能表明一种补偿策略.
- 研究结果表明,语音运动限制显著影响语音错误模式.
结论:
- 患有SSD的儿童的声学错误模式受到关节和神经运动发育的重大影响.
- 结果支持关节声学框架,强调运动影响,而不是纯粹的认知语言缺陷.
- 对于SSD的临床评估和干预应整合语音运动考虑,以进行综合性方法.
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