在中年和老年自闭症成年人中非典型的视觉指导精确握手控制
Zheng Wang1, Hang Qu1, Danielle Christensen1
1Neurocognitive and Behavioral Development Laboratory, Department of Applied Physiology and Kinesiology, University of Florida, Gainesville, Florida, USA.
概括
自闭症成年人在中年和老年时表现出持续的运动控制困难,影响握握的精度和时间. 这些感觉运动障碍与年龄和自闭症特征相关,表明它们有共同的神经生物学基础.
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
- 发动机控制器的控制器
背景情况:
- 感官运动障碍在自闭症谱系障碍 (ASD) 中很常见.
- 有限的研究存在于中年和老年自闭症成年人的运动困难.
- 了解这些挑战对于成人自闭症支持至关重要.
研究的目的:
- 在中年和老年自闭症成年人中研究精确抓握中的感觉运动控制.
- 检查运动障碍,年龄和自闭症特征之间的关系.
- 为了确定自闭症成年人群中运动缺陷的年龄相关差异.
主要方法:
- 52名自闭症和56名非自闭症成年人 (30-73岁) 进行了视觉引导的精确握手任务.
- 评估时间 (反应时间,持续时间),空间 (力精度,可变性) 和动态 (力变化速率) 的握力特征.
- 在不同的电机输出需求和视觉反条件下评估抓地控制.
主要成果:
- 自闭症成年人表现出延长的握力持续时间,反应时间延迟,在低力时超射.
- 在自闭症成年人的持续阶段,观察到握力变化增加.
- 与中年同行相比,老年自闭症成年人表现出更广泛的空间和时间抓地障碍.
结论:
- 手动运动障碍在患有自闭症的个体中持续到成年期.
- 年龄和自闭症特征,特别是重复行为,与时间抓地力缺陷有关.
- 研究结果表明,共享的神经生物学机制是底层运动功能障碍和核心自闭症特征的基础.
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