在患有发育性阅读障碍的儿童中,不匹配消极性
Laura Flach Schwade1, Paulo Ricardo Gazzola Zen2, Pricila Sleifer3
1Graduate Program in Pathology, Federal University of Health Sciences of Porto Alegre (UFCSPA), Porto Alegre, Rio Grande do Sul, Brazil.
International journal of pediatric otorhinolaryngology
|January 17, 2025
概括
患有发育性阅读障碍的儿童表现出延迟的不匹配负面性 (MMN) 大脑反应,表明有听觉处理困难. 这项研究比较了患有和没有阅读障碍的儿童的MMN.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 听力学 听力学是指听力学.
背景情况:
- 发育性阅读障碍 (DD) 是一种影响阅读能力的神经发育障碍.
- 听觉处理技能对于语言和阅读的发展至关重要.
- 不匹配负面性 (MMN) 是对听觉歧视的客观电生理学测量.
研究的目的:
- 为了比较有和没有发育性阅读障碍的儿童的不匹配负性 (MMN) 延迟和幅度.
- 调查DD儿童中潜在的听觉处理差异.
主要方法:
- 一项涉及52名DD儿童和52名典型发育对照 (9-11岁) 的横截面比较研究.
- 参与者接受了全面的听觉评估,包括不匹配负面性 (MMN) 评估.
- 进行了标准的听力学测试,如耳视镜,声势测量,纯音声听力测量,语音听力测量和脑干听力唤起潜力.
主要成果:
- 观察到不匹配负面性 (MMN) 延迟的统计学上显著差异,发育性阅读障碍儿童的延迟时间较长 (p=0.012).
- 两组之间的不匹配负面性 (MMN) 幅度没有显著差异.
结论:
- 患有发育性阅读障碍的儿童可能有受损的听觉处理和歧视能力.
- 这些发现表明,MMN可以作为发育性阅读障碍的听觉处理缺陷的潜在生物标志物.
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