Escuela de Ciencias del Deporte y la Actividad Física, Facultad de Salud, Universidad Santo Tomás, Santiago 8370003, Chile.
Navarrabiomed, Hospitalario Universitario de Navarra (HUN), Universidad Pública de Navarra (UPNA), IdiSNA, 31008 Pamplona, Spain.
Sensors (Basel). 2023 Sep 5;23(18):7663. doi: 10.3390/s23187663.
Profile determination in field hockey is critical to determining athletes' physical strengths and weaknesses, and is key in planning, programming, and monitoring training. This study pursued two primary objectives: (i) to provide descriptive data on sprinting, deceleration, and change of direction (COD) abilities and (ii) to elucidate the mechanical variables that influence sprint and COD performance in elite female field hockey players. Using radar and time-gate technology, we assessed performance and mechanical data from 30 m sprinting, deceleration, and COD tests for 26 elite female hockey players. A machine learning approach identified mechanical variables related to sprint and COD performance. Our findings offer a framework for athlete categorization and the design of performance-enhancing training strategies at the international level. Two pivotal mechanical variables-relative maximum horizontal force (F0) and maximum velocity (Vmax)-predominantly influence the times across all tested distances. However, the force-velocity profile (FVP) and horizontal deceleration do not influence the variance in the COD test outcomes. These insights can guide the design, adjustment, and monitoring of training programs, assisting coaches in decision making to optimize performance and mitigate injury risks for female hockey players.
曲棍球运动员的专项能力特征分析对于评估运动员的身体优势和劣势至关重要,这也是制定运动训练计划、安排训练内容和监测训练过程的关键。本研究主要有两个目的:(i)提供关于短跑、减速和变向(COD)能力的描述性数据;(ii)阐明影响精英女子曲棍球运动员短跑和 COD 表现的力学变量。本研究使用雷达和时间门技术,对 26 名精英女子曲棍球运动员的 30 米短跑、减速和 COD 测试的表现和力学数据进行了评估。采用机器学习方法确定了与短跑和 COD 表现相关的力学变量。研究结果为运动员分类和国际层面上的性能提升训练策略设计提供了框架。两个关键的力学变量——相对最大水平力(F0)和最大速度(Vmax)——主要影响所有测试距离的用时。然而,力-速度曲线(FVP)和水平减速并不影响 COD 测试结果的变异性。这些见解可以指导训练计划的设计、调整和监测,帮助教练做出决策,以优化女性曲棍球运动员的表现并降低受伤风险。
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