发展性阅读障碍的中国儿童的空间时空视觉注意力参与缺陷的处理受损
Baojun Duan1,2, Xiaoling Tang1,3, Datao Wang1,4
1School of Teacher Education, Hexi University, Zhangye, China.
Journal of vision
|December 3, 2024
概括
患有阅读障碍的中国儿童在视觉注意力参与方面表现出特定的时间缺陷,影响他们的阅读能力. 这些发现凸显了时空视觉注意力在发育性阅读障碍症中的作用.
科学领域:
- 认知神经科学 认知神经科学
- 发展心理学 发展心理学
- 教育心理学教育心理学
背景情况:
- 视觉空间注意力对于阅读在中国儿童的阅读障碍至关重要.
- 已知注意力定向的缺陷,但视觉注意力参与仍然不清楚.
研究的目的:
- 调查中国儿童的视觉注意力参与缺陷与阅读障碍.
- 用注意力掩盖范式来描述视觉注意力的时空分布.
主要方法:
- 利用视觉注意力掩盖 (AM) 范式,以中央呈现的S1和各种S2位置 (左,中间,右).
- 操纵刺激开始异步 (SOA) 在140 ms,250 ms和600 ms.
- 发展性阅读障碍症 (DD) 和时间年龄 (CA) 控制对象之间的儿童的性能比较.
主要成果:
- 在DD儿童中观察到视觉注意力掩盖的特定时间缺陷.
- DD儿童在 140 ms SOA 中的中间与左侧位置的准确性较低.
- 与较长的SOA相比,在140ms SOA的DD中位,AM效应显著更大.
结论:
- 患有阅读障碍的中国儿童在视觉注意力参与方面表现出显著的障碍.
- 空间时空视觉注意力参与在与阅读障碍相关的中文阅读困难中发挥着关键作用.
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