脸部的自动和情感处理作为在青春期被视为非自闭症的机制
Abigail P Houck1,2, Jared K Richards1,3, Talena C Day1
1Department of Psychology, Stony Brook University, Stony Brook, USA.
Scientific reports
|July 2, 2025
概括
通过非自闭症 (PAN) 的自闭症青少年对面部表现出不同的大脑反应. 这涉及更快的N170脑电波和在情绪识别任务中减少的后期积极潜力 (LPP) 幅度.
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
- 自闭症谱系障碍研究研究
背景情况:
- 通过非自闭症 (PAN) 描述了自闭症个体在某些情况下掩盖自己的特征.
- 之前对PAN的研究缺乏对其潜在的神经认知机制的理解.
- 与事件相关的潜能 (ERP),如N170和LPP,对于社会认知处理至关重要,并与自闭症有关.
研究的目的:
- 研究与自闭症青少年被认为非自闭症 (PAN) 相关的神经认知过程.
- 检查N170和LPP在面部刺激反应中的作用,作为PAN的潜在机制.
- 为了确定社区招募的自闭症青少年样本中PAN的患病率.
主要方法:
- 在面部情感识别任务中,利用脑电图 (EEG) 记录与事件相关的潜力 (ERP).
- 评估了44名自闭症青少年,测量了N170延迟和LPP振幅,以响应面孔.
- 通过将家长/老师报告的自闭症症状与临床医生的评估进行比较,运行了PAN.
主要成果:
- 大约44%的自闭症青少年样本符合PAN的标准.
- 被认定为PAN的个人表现出更快的N170延迟到面部.
- PAN与面部情绪减弱的LPP振幅有关,特别是微妙的情绪.
结论:
- 研究结果表明,参与PAN的自闭症青少年可能具有更高效的社会刺激的自动处理.
- 对社会线索,特别是微妙情绪的反应性降低,可能是通过青少年的特征.
- 这项研究提供了PAN的第一个神经认知证据,支持涉及在掩盖行为中情绪调节的模型.
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