直接大小估计 (DME) 和声学分析在测量音障严重性的有用性
1Department of Speech-Language Pathology, Kosin University, Busan, Republic of Korea.
Journal of voice : official journal of the Voice Foundation
|August 23, 2024
概括
直接大小估计 (DME) 可靠地评估失声症的严重程度. 使用声学语音质量指数 (AVQI) 和声学呼吸指数 (ABI) 的双变量模型有效预测感知失声症的严重程度.
科学领域:
- 语音和听力科学 语言和听力科学
- 声学分析 声学分析
- 声音障碍 声音障碍
背景情况:
- 听力障碍的严重程度评估传统上依赖于主观的感知评估.
- 客观的声学测量为更一致的语音障碍量化提供了潜力.
研究的目的:
- 评估直接大小估计 (DME) 的可靠性,以评估失声症的严重程度.
- 为了检查DME与四个声学参数之间的相关性:头峰突出 (CPP),头峰突出平滑 (CPPs),声学语音质量指数 (AVQI) 和声学呼吸指数 (ABI).
- 开发一种基于DME的声学参数来预测音障症严重程度的预测模型.
主要方法:
- 分析了161个失声语音样本,包括持续的元音和连接的语音.
- 使用Prat软件对CPP,CPPs,AVQI和ABI进行声学分析.
- 三位语言语言病理学家使用DME进行了听觉感知评估,以评估语音障碍症的严重程度.
- 逐步的多重回归以确定可感知失声症严重程度的声学预测因素.
主要成果:
- 直接大小估计 (DME) 在听力障碍的感知评估中表现出高可靠性.
- 在DME和四个声学参数之间发现了显著的相关性.
- 结合AVQI和ABI的预测模型有效地估计了基于DME的感知失声症严重程度.
结论:
- 直接大小估计 (DME) 是在临床实践中判断失声症严重程度的有用工具,特别是在与声学分析相结合时.
- 一个两变量声学模型 (AVQI和ABI) 准确地预测感知失声症的严重程度,增强客观的语音评估.
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