儿童和年轻人的噪音任务中的语音识别:一个瞳孔测量研究
Avital Trau-Margalit1, Leah Fostick2, Tami Harel-Arbeli3,4
1Department of Communication Disorders, Speech Perception and Listening Effort Lab in the Name of Prof. Mordechai Himelfarb, Ariel University, Ariel, Israel.
Frontiers in psychology
|July 10, 2023
概括
儿童在噪音中听话时表现出更大的认知力度,以长时间的瞳孔扩张为标志. 这表明了听力处理的潜在差异,并强调了需要进行干预来支持有听力困难的儿童.
科学领域:
- 听觉神经科学 听觉神经科学
- 认知心理学 认知心理学
- 发展心理学 发展心理学
背景情况:
- 儿童在杂的环境中面临着理解语言的重大挑战.
- 瞳孔测量是一种验证的技术,用于测量听力和认知努力.
- 了解这些挑战对于开发有效的教育和治疗策略至关重要.
研究的目的:
- 调查学龄儿童和年轻人的语音识别噪音任务期间瞳孔膨胀的时间变化.
- 为了比较儿童和成人在不同噪音条件下的倾听力和认知处理.
- 为了确定年龄组之间的听觉处理和认知努力的潜在差异.
主要方法:
- 瞳孔测量用于在语音识别噪音任务中持续测量瞳孔大小.
- 参与者包括30名学龄儿童和31名年轻人.
- 采用了两个信号噪声比 (SNR) 条件 (高准确度和低准确度) 与四个说话者的声噪声.
主要成果:
- 儿童和成人在听觉处理过程中都表现出瞳孔扩张,成人在低精度条件下表现出更大的扩张.
- 儿童在保留和响应阶段表现出瞳孔扩张的增加,与成人不同.
- 这些独特的扩张模式表明两组之间认知努力和听觉处理的差异.
结论:
- 尽管行为表现相似,瞳孔膨胀模式显示儿童和成人之间有不同的听觉处理机制.
- 儿童持续的瞳孔扩张表明在语音噪音任务中认知力度延长.
- 调查结果强调了识别和解决儿童听力障碍的重要性,以实施有针对性的干预措施.
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