在正常听觉的成年人中,扩展的高频听力,噪音中的语音感知和听觉时光谱处理之间的关联:一项跨部门研究
Zahra Jeddi1,2, Afsaneh Doosti1,2, Ali Hajimohammadi1,2
1Department of Audiology, School of Rehabilitation Sciences, Shiraz University of Medical Sciences, Shiraz, Iran.
概括
扩展高频 (EHF) 听力与语音在噪音中的能力相关,但不是时光光谱处理. 在杂环境中预测语音感知困难时,EHF评估至关重要.
科学领域:
- 听力学和听觉神经科学
- 语音感知研究研究 语音感知研究
- 听力科学 听力科学
背景情况:
- 语音理解取决于处理声音的时间和频率,这是背景噪音所挑战的.
- 标准的听力测试对预测噪音中的真实世界语音理解能力有限.
- 扩展高频 (EHF) 在听力和语音识别中发挥作用,但其临床意义尚未得到充分探索.
研究的目的:
- 调查扩展高频 (EHF) 听力,听觉时光谱处理和在背景噪音下语音理解之间的关系.
- 识别影响正常听力成年人噪音语音感知 (SIN) 能力的因素.
- 为了突出EHF评估在临床听力学实践中的重要性.
主要方法:
- 这是一项涉及44名具有正常听觉功能的参与者的横截面研究.
- 评估包括高频听力测量,快速语音噪声 (SIN) 测试,噪声间隙 (GIN) 测试和光谱时间调制波动测试 (SMRT).
- 使用统计分析,包括相关性和回归,来检查测量之间的关系.
主要成果:
- 在普通和高频单词列表中,平均EHF值和信号与噪声比 (SNR) 损失之间发现了显著的相关性.
- 没有观察到平均EHF值和时间或光谱分辨率测试 (GIN,SMRT) 之间的显著相关性.
- 回归分析证实了EHF值作为SNR损失的重要预测指标.
结论:
- 扩展高频 (EHF) 听力值与语音在噪音中的表现相关.
- 虽然EHF听力与SIN能力有关,但与时间光谱处理能力没有直接关联.
- 将EHF评估与时间光谱处理测试相结合,可以改善SIN困难的预测,并指导康复.
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