作为运动跑步赛事中节奏随机性指数的短期速度变量
Daniel Boullosa1,2,3, Eliésdras Patrocínio2, Andrew Renfree4
1Faculty of Physical Activity and Sports Sciences, Universidad de León, 24007 León, Spain.
Journal of functional morphology and kinesiology
|June 27, 2023
概括
这项研究分析了精英男性和女性运动员的5000米比赛节奏在热量和决赛中. 节奏策略和变异性在性别和种族类型之间存在显著差异,突出了个人的表现动态.
科学领域:
- 运动科学 运动科学 运动科学
- 竞技表现分析 运动表现分析
- 运动生理学 运动生理学
背景情况:
- 了解节奏策略对于优化中距离跑步运动员表现至关重要.
- 以前的研究主要集中在整体比赛时间上,对热量和决赛之间的节奏变化细微差别的关注较少.
研究的目的:
- 为了比较表现和节奏变化指数之间的5000米热和决赛在主要锦标赛的男性和女性.
- 通过标准偏差 (SD),变化系数 (CV%) 和连续差异的平方根平均值 (RMSSD) 来调查整体和短期节奏变化的差异.
主要方法:
- 利用来自主要锦标赛的5000米比赛的100米分时数据.
- 计算的整体节奏变化率 (SD,CV%) 和短期节奏变化率 (RMSSD).
- 在热赛和决赛之间比较了节奏指数,并分析了个人冠军数据.
主要成果:
- 性能和节奏指数的变化在比赛和比赛之间有所不同.
- 在2008年北京男子决赛中,比赛比热身赛更快,CV%降低,RMSSD增加.
- 在2017年伦敦女子决赛中,平均时间与热线相似,但CV%和RMSSD显示了相反的趋势.
结论:
- 在5000米比赛和决赛之间,节奏策略和变化有所不同,在男性和女性中观察到不同的模式.
- RMSSD提供了有关节奏随机性的宝贵见解,补充了传统的变化度量.
- 精英运动员表现出高度个性化的节奏指标,强调了比赛策略的复杂性.
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