儿童和青少年时空运行参数的差异:一个横截面研究
Pedro A Latorre-Román1, Juan A Párraga-Montilla1, Jesús Salas-Sánchez2,3
1Department of Didactics of Corporal Expression, Jaén, Spain.
Journal of sports sciences
|March 5, 2025
概括
儿童的跑步模式随着年龄而显著变化,而不是性别. 年龄较小的儿童 (3-6岁) 的步伐较短,节奏较高,而年龄较大的儿童 (13-17岁) 在这些跑步指标中显示出更大的变化.
科学领域:
- 儿科运动学
- 生物力学 生物力学
- 儿童发展 儿童发展
背景情况:
- 了解儿童的跑步机制是如何发展的,对于识别发展里程碑和潜在的运动障碍至关重要.
- 之前的研究已经探索了运行参数,但对广泛的年龄范围进行全面分析,考虑到性别差异,是有限的.
研究的目的:
- 为了研究年龄和性别对跑步的时空参数的影响,在一大群儿童中进行了研究.
- 识别特定年龄的跑步模式,并将其与性别进行比较.
主要方法:
- 1200名儿童 (3-17岁) 在一个15米长的跑道上以自己决定的速度跑.
- 该OptoGait系统收集了关于速度,节奏,步长,运行速度,接触和飞行阶段的数据.
- 数据分析了七个年龄组的性别年龄相互作用和差异.
主要成果:
- 年龄显著影响了所有分析的时空运行参数.
- 年龄较小的儿童 (3-6岁) 与年龄较大的儿童相比,接触时间较短,节奏较高,步伐较短.
- 年龄较大的儿童 (13-17岁) 对于节奏和步长的变化系数 (CV) 较高.
结论:
- 年龄是儿童时空运行参数的主要决定因素.
- 运行速度也显著影响这些参数.
- 在研究的参数中没有观察到显著的性别差异或性别年龄相互作用.
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