在使用个人听力设备的用户中,cVEMP的最佳频率
Teja Deepak Dessai1,2,3, Annapurna G Parameswaran3, Rashmi J Bhat2,3
1Manipal Academy of Higher Education, Manipal, Karnataka India.
概括
个人监听设备 (PLD) 可能会损害内耳. 这项研究发现,在PLD用户中,500Hz是前庭唤起肌原潜力 (VEMP) 测试的最佳频率,并指出对大量用户的负面影响.
科学领域:
- 听力学和垂体科学 听力学和垂体科学
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 个人听力设备 (PLD) 越来越普遍,引发了人们对其对听觉和前庭健康的影响的担忧.
- 以前的研究表明,PLD使用与内耳的负面影响之间存在联系,需要进一步研究最佳测试方法.
研究的目的:
- 确定对暴露于PLDs的个体进行宫前庭唤起肌原潜力 (cVEMP) 测试的最佳频率.
- 调查PLD使用模式 (体积和持续时间) 对前庭系统功能的影响,根据cVEMP的评估.
主要方法:
- 一项涉及128名年龄在15-24岁的人的横截面比较研究,分为对照组 (低量PLD使用) 和实验组 (高量PLD使用).
- 参与者通过使用500 Hz,750 Hz和1000 Hz的音频爆发进行了耳鼻插入耳机 (MIRE) 和cVEMP测试.
- 记录和统计分析了cVEMP参数 (延迟,峰值-峰值振幅,不对称比率) 和声压水平 (dBA).
主要成果:
- 在测试频率 (500,750,1000 Hz) 上,在两组之间没有发现cVEMP反应的统计学上显著差异.
- 实验组在使用PLD时显示出更高的平均声压水平 (75.4dBA).
- 实验组中的个人显示了cVEMP振幅的减少,延迟的增加和更高的不对称比率,表明潜在的前庭功能障碍.
结论:
- 500Hz的音频爆发被确定为PLD用户cVEMP测试的最佳频率.
- 大量的PLD使用与前庭系统的负面影响有关,由改变的cVEMP参数证明.
- 这些发现强调了监测具有显著PLD暴露的个体前庭健康的重要性.
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