在日常摩托车骑行者的听觉处理能力
G M Srujan1, Sathish Kumar1, Arivudai Nambi Pitchai Muthu2,3
1Manipal Academy of Higher Education, Department of Audiology and Speech-Language Pathology, Kasturba Medical College Mangalore, Manipal, India.
概括
暴露于风噪声的摩托车手表现出时间细结构处理受损,尽管正常听力值,但影响听力能力. 这表明潜在的耳突触,需要进一步调查.
科学领域:
- 听力学 听力学是指听力学.
- 神经科学是一个神经科学.
- 职业健康 职业健康 职业健康
背景情况:
- 众所周知,摩托车手暴露于风噪声会导致听力损伤.
- 除了基本的听力之外,功能性听力能力对于沟通和安全至关重要.
- 调查超值听力缺陷对于了解噪音引起的听力损伤至关重要.
研究的目的:
- 评估年轻成年摩托车手的听力敏度和超值听力能力.
- 为了比较摩托车手与非摩托车手的功能性听觉表现.
- 探索风噪对特定听觉处理技能的影响.
主要方法:
- 招募了32名年轻成年人 (17名骑手,15名非骑手),年龄在18-30岁之间.
- 进行了全面的听觉评估:听力测量,在噪音中的语音 (SNR50),在噪音中的调制歧视测试 (MDT-N) 和时间细结构 - 适应频率 (TFS-AF).
- 包括结构化采访和噪音水平估计.
主要成果:
- 在骑手和非骑手之间,听力值,SNR50或MDT-N没有发现显著差异.
- 与非摩托车手相比,摩托车手在TFS-AF测试中表现明显差.
- 这些发现表明,骑手在时间细结构处理方面存在特定的缺陷.
结论:
- 风噪暴露可能会对摩托车驾驶员的时细结构处理产生负面影响,即使听力正常.
- 观察到的超值听力缺陷暗示着耳突触.
- 建议使用电生理学测量方法进行进一步的研究,以确认这个人群中的耳突触.
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