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听力电生理学值与不同的Chirps及其与听力障碍儿童行为值的相关性
Ângela Leusin Mattiazzi1, Pedro Luis Cóser2, Iara Denise Endruweit Battisti3
1Speech Therapy Department, Federal University of Santa Maria, Santa Maria, Brazil.
Ear and hearing
|May 27, 2024
概括
两种声刺激,狭带CE-Chirp Level Specific和狭带iChirp,准确地估计了听力损失儿童的听觉脑干反应. 这两种刺激的检查时间相似,iChirp对严重听力损失更快.
科学领域:
- 儿科听力学 儿科听力学
- 电力生理学 电力生理学
- 听力障碍的诊断 听力障碍的诊断
背景情况:
- 准确的听力学诊断对于儿童听力损失的早期干预至关重要.
- 电生理学和行为评估是听力诊断的关键组成部分.
- 特定频率的听觉脑干反应 (ABR) 对于评估听觉功能至关重要.
研究的目的:
- 在有听力障碍的儿童中,使用两种声刺激 (CE-Chirp Level Specific和iChirp) 来关联电生理学听觉值.
- 为了将这些电生理学值与行为反应相关联.
- 根据刺激类型和听力损失程度来比较检查持续时间.
主要方法:
- 招募了20名 (6个月12岁) 患有不同程度听力损失的儿童.
- 在500,1000,2000和4000Hz时通过ABR测量双边电生理值,使用CE-Chirp水平特定和IChirp刺激.
- 相关的电生理学和行为值 (纯色调/视觉强化听力测量) 使用皮尔森/斯皮尔曼系数;使用t测试/克鲁斯卡尔-瓦利斯测试比较考试时间.
主要成果:
- 两种狭带声刺激的值之间存在强烈的相关性.
- 在1000,2000和4000Hz的电生理学和行为值之间存在显著的相关性.
- 平均电生理行为值差异<6dBnHL;考试平均持续时间为47.63分钟 (CE-Chirp) 和52.42分钟 (iChirp).
- 独立于听力损失程度的CE-Chirp持续时间;对于严重的听力损失,iChirp更快.
结论:
- 狭带CE-Chirp水平 特定和IChirp刺激在儿科听力障碍中提供了类似的,准确的电生理学值估计.
- 刺激之间的评估时间是可比的,iChirp显示了深度听力损失的更快的结果.
- 这些刺激对儿童临床电生理学值探索有前途.
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