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在患有可能发育协调障碍 (pDCD) 的儿童中形状追踪的动力学和动力学

Michal Hochhauser¹, Yfat Ben Refael¹, Esther Adi-Japha²

¹Department of Occupational Therapy, Ariel University, Ariel 40700, Israel.

Children (Basel, Switzerland)

|January 25, 2025

概括

与正常发育的同龄人相比,患有发育协调障碍 (DCD) 的儿童表现出明显的形状追踪模式,包括较低的精度和压力. 这些发现凸显了手写发育至关重要的图形运动技能方面的挑战.

科学领域:

发展心理学发展心理学
神经科学是一个神经科学.
职业疗法职业疗法职业疗法

背景情况:

患有发育协调障碍 (DCD) 的儿童经常经历视觉运动缺陷,影响手写能力.
形状跟踪对运动和认知发展至关重要,但其在DCD中的特定作用仍未得到充分研究.
对DCD中形状跟踪的客观评估对于理解底层机制至关重要.

研究的目的:

为了比较DCD儿童和典型发育 (TD) 儿童之间的形状跟踪的动力学和动力学.
使用数字化平板电脑客观测量追踪性能.
在形状跟踪过程中识别压力,精度,定时和光滑的特定差异.

主要方法:

27名患有DCD的儿童和27名TD的儿童 (7-12岁) 在数字化平板电脑上绘制了五个类似印刷字母的形状.
性能指标包括精度,持续时间,平滑度,速度和施加压力.
分析了动力和动力学数据,以比较组.

主要成果:

患有DCD的儿童表现出明显较低的精度和施加较少的压力.
DCD组表现出更长的追踪持续时间和不那么一致的平滑性.
在形状追踪过程中,在患有DCD的儿童中也观察到较低的速度.

结论:

在DCD中形状跟踪缺陷与特定的动力和动力学差异有关.
了解这些早期的图形运动过程对于有针对性的干预至关重要.
数字化平板电脑为评估和解决DDC儿童手写挑战提供了宝贵的工具.

关键词:

生物机械现象生物机械现象认知认知认知写字是用手写的运动技能障碍运动技能障碍视觉运动整合

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