复发性复发性多发性硬化症患者的停顿和流利的言语
1Department of Applied Linguistics and Phonetics, ELTE Eötvös Loránd University, Budapest, Hungary.
Clinical linguistics & phonetics
|June 20, 2023
概括
患有多发性硬化症 (MS) 的人在演讲任务中表现出改变的暂停频率和持续时间. 然而,通过失语频率来衡量的语音流性,在MS患者和健康对照人群之间仍然可比.
科学领域:
- 神经学 神经学
- 语音语言病理学 语音语言病理学
- 认知科学 认知科学
背景情况:
- 众所周知,多发性硬化症 (MS) 影响语音产生,特别是停顿的频率和持续时间.
- 关于MS如何影响整体语音流性的研究有限,特别是不同认知需求的失流率.
研究的目的:
- 研究患有复发性复发性多发性硬化症和健康对照人群之间的语音流性的差异,包括停顿和失流的模式.
- 检查通过不同的语言任务操纵的认知负载是否会影响MS患者的语言流性.
主要方法:
- 20名患有复发性复发性多发性硬化和20名年龄/教育匹配的对照参与了这项研究.
- 在三个任务中收集了语音样本:自发叙述,讲述前一天的故事和叙述回忆.
- 暂停和流失被注释;它们的频率和持续时间被测量和分析.
主要成果:
- 在MS组和对照组之间,停顿的频率和持续时间都存在显著差异.
- 在MS患者和对照人群之间的整体流失频率上没有发现显著差异.
- 流失的类型和频率在两组参与者中都是一致的.
结论:
- 虽然多发性硬化症会影响语音时间 (暂停),但它似乎不会显著改变语音制作期间失语的频率或类型.
- 在失语率方面,言语流性在MS患者和健康个体中保持着相似的水平,即使在不同的认知负载下.
- 这些发现有助于更深入地了解受多发性硬化症影响的语音产生机制.
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