在正常听力儿童中,不同信号噪音比率对年龄和语音感知的影响
Shanjana Kumar1, Dawson Gladys Prathiba1
1Department of Audiology, Sri Ramchandra Faculty of Audiology and Speech Language Pathology, Sri Ramachandra Institute of Higher Education and Research (DU), Chennai, Tamil Nadu, India.
Journal of audiology & otology
|November 3, 2025
概括
孩子 孩子 孩子 孩子
科学领域:
- 儿科听力学 儿科听力学
- 语音语言病理学 语言病理学
- 听觉神经科学 听觉神经科学
背景情况:
- 听觉体验对于儿童的言语和语言发展至关重要.
- 在杂的环境中评估听觉功能对儿童来说至关重要.
- 这项研究侧重于在各种噪音条件下正常听觉的儿童的语音感知.
研究的目的:
- 为了评估听力正常的儿童在不同噪音环境中的语音感知能力.
- 为3-6岁儿童在噪音中的语音感知建立规范性数据.
- 为评估使用助听器的听力障碍儿童提供一个基准.
主要方法:
- 一项涉及162名3-6岁,听力正常的泰米尔语儿童的横截面研究.
- 孩子们被分为三个年龄组:3-4岁,4-5岁,5-6岁.
- 语音感知被测试使用两个说话者在不同的信号噪声比率 (SNRs) 的语:沉默,0dB,+10dB和+20dB.
主要成果:
- 在0dB和+10dB的信号噪音比率 (SNRs) 中发现了语音感知性能的显著差异.
- 在所有年龄组中,在0dB SNR下观察到表现较差.
- 接近完美的分数在+20dB SNR得到,这表明在更高的SNR中语音感知强大.
结论:
- 这项研究为典型听力儿童在噪音中的语音感知提供了规范性数据.
- 这些数据对于比较使用助听器的儿童在杂环境中的表现非常有价值.
- 这些发现作为评估有听力损失的儿童配备助听器的基准.
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