根据成熟度状态,Preece-Baines 1模型对男性足球运动员的横截面数据的验证
Luis Alberto Flores Olivares1, Maria Isabel Caldas Januário Fragoso2
1Facultad de Ciencias de la Cultura Física, Universidad Autónoma de Chihuahua, Chihuahua, Mexico.
概括
普雷斯-贝恩斯1 (PB1) 模型准确地估计了男性足球运动员的峰值高度速度 (PHV),使用截面数据,与纵向数据相比较. 成熟状态影响PHV时间约为0.6年.
科学领域:
- 运动科学 运动科学 运动科学
- 人类成长和发展 人类成长和发展
- 生物统计学 生物统计学
背景情况:
- 准确的生长建模对于理解运动发展至关重要.
- 成熟状态显著影响年轻运动员的成长轨迹.
- 普里斯-贝恩斯1 (PB1) 模型是分析生长曲线的常用工具.
研究的目的:
- 为了比较Preece-Baines 1 (PB1) 模型在男性足球运动员的纵向和横截面数据之间的匹配.
- 根据到期状态调整身高增长曲线.
- 为了验证使用横截面数据在这个人群中增长建模的有效性.
主要方法:
- 利用了57名葡萄牙男性足球运动员 (2-17岁) 的数据,记录了纵向身高记录.
- 包含了来自602名球员的1087个额外的横截面高度记录.
- 使用坦纳-怀特豪斯III方法估计的骨年龄和使用PB1模型的峰值高度速度 (PHV),考虑到成熟状态.
主要成果:
- 在PB1模型参数 (S1,PHV时的生长速度,PHV时的年龄) 中,在纵向和横截面数据之间没有发现显著差异.
- 在PHV的年龄因成熟状态而异:12.26岁 (早期),12.9岁 (按时) 和13.58岁 (晚期).
- 应用于横截面数据的PB1模型产生了与纵向数据非常相似的PHV估计.
结论:
- PB1模型有效地调整了使用横截面数据的男性足球运动员的身高增长曲线.
- 截面数据可以提供可靠的PHV估计,与纵向数据可比.
- 在不同成熟度类型中,成熟度状态在PHV时的年龄中引入了显著的时间差异 (≈0.6年).
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