在应急范式期间,自闭症风险较高的婴儿和未患自闭症的婴儿之间的行为差异
Marcelo R Rosales1, José Carlos Pulido2, John Sideris3
1College of Health and Rehabilitation Sciences, The Ohio State University, Columbus, Ohio, United States of America.
PloS one
|January 23, 2026
概括
患自闭症可能性较高 (HLA) 和患自闭症可能性较低 (LLA) 的婴儿表现出类似的学习行为. 然而,一些HLA婴儿表现出独特的视觉运动模式,表明早期自闭症发育中的潜在异质性.
科学领域:
- 发育神经科学的发展神经科学.
- 自闭症谱系障碍研究研究
- 婴儿运动发育 婴儿运动发育
背景情况:
- 在后来被诊断为自闭症谱系障碍 (ASD) 的婴儿中观察到运动障碍.
- 有限的研究比较了自闭症可能性较高 (HLA) 和自闭症可能性较低 (LLA) 的婴儿之间的运动行为.
研究的目的:
- 在应急学习任务中识别和描述 HLA 与 LLA 的婴儿的行为差异.
- 调查早期的运动和目光行为作为自闭症风险的潜在指标.
主要方法:
- 30名婴儿 (6-9个月) 被分为HLA和LLA组 (每组n=15个).
- 一个应急学习范式涉及婴儿的腿部运动激活机器人.
- 凝视行为,机器人激活和学习被评估并在各组之间进行比较.
主要成果:
- 在整体看的持续时间,预期的目光或机器人激活方面没有发现任何显著的群体差异.
- 在HLA组中的四名婴儿表现出质量上不同的视觉运动模式.
- 根据行为指标,HLA和LLA婴儿之间的早期学习似乎很相似.
结论:
- 患有自闭症的可能性较高和较低的婴儿在应急学习中使用类似的行为.
- 在可能更高的婴儿群体中存在异质性,这需要进一步调查.
- 早期的运动和目光行为可能不会在这个任务中区分HLA和LLA婴儿,但细微的差异需要更深入的探索.
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