非专业足球运动员Q角的年龄相关变化
Elena Escamilla-Martínez1, Fátima Sánchez Martín1, Javier Ramos-Ortega2
1Nursering Department, University of Extremadura, Spain.
Heliyon
|June 9, 2023
概括
年轻足球运动员的四头骨角 (Q角) 随着年龄的增长而减小,在青春期后稳定. 21岁以上的守门员与其他位置相比,显示出明显的Q角度演变.
科学领域:
- 运动医学 运动医学
- 生物力学 生物力学
- 人体生理学 人体生理学
背景情况:
- 足球练习对下肢的肌肉有很大的需求.
- 这可能导致人体测量值的偏差,例如四头骨角 (Q角).
- Q角是下肢对齐的一个关键指标.
研究的目的:
- 分析年轻足球运动员Q角的变化.
- 为了研究Q角发育中的与年龄相关的差异.
- 为了确定游戏位置对Q角度变化的影响.
主要方法:
- 与四个年龄组的104名男性足球运动员进行横截面研究.
- 使用KINOVEA®软件从标准化的照片进行Q角度测量.
- 通过高的观察者内部和观察者间类内系数 (0.958和0.860) 证实了可靠性.
主要成果:
- 在8岁以下的球员中,Q角最高,直到17-21岁时显著下降,然后稳定下来.
- 对于守门员来说,观察到年龄组和比赛位置之间的显著相互作用 (p < 0.001).
- 21岁以上的守门员与其他位置和年龄组相比,显示出不同的Q角度演变.
结论:
- 足球运动员的Q角随着成长而减小,在青春期后稳定.
- 位置影响Q角,主要是21岁以上的球员.
- 门将表现出比其他足球运动员位置更大的Q角度.
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