通过共同现场评估预测重复功率能力:重复功率能力是一个独特的物理质量吗?
Alex O Natera1,2, Dale W Chapman3, Neil D Chapman1
1Faculty of Health Sciences and Medicine, Bond University, Gold Coast, Queensland, Australia.
PeerJ
|January 29, 2024
概括
重复功率能力 (RPA) 最好通过重复速度能力 (RSA) 预测,这是重复高强度努力的衡量标准. 这一发现表明RPA可能反映了运动员反复高强度努力的能力.
科学领域:
- 体育科学 运动科学 运动科学
- 运动生理学 运动生理学
- 生物力学 生物力学
背景情况:
- 重复功率能力 (RPA) 评估了与外部负载重复最大弹道力度的能力.
- 支RPA的具体物理质量在很大程度上仍未确定.
- 了解这些品质对于优化运动表现和训练至关重要.
研究的目的:
- 研究确定重复功率能力 (RPA) 的物理特性.
- 分析各种物理评估与RPA之间的关联.
- 确定训练有素运动员中RPA的最佳预测因素.
主要方法:
- 十名男子田间曲棍球运动员完成了RPA评估 (20次负载反运动跳跃).
- 参与者接受了YoYo间歇性恢复测试2,重复速度能力与180°的方向变化 (RSA180),40米速度测试,同位数的腿部中部拉力,反运动跳跃,和3重复最大半.
- 使用了皮尔森的相关性和渐进多重线性回归分析.
主要成果:
- 经过180°方向变化的重复速度能力 (RSA180) 与RPA (r=0.736,p<0.05) 呈现出非常强烈,显著的正相关性.
- 来自半的相对强度 (HSrel) 与RPA (r=-0.728,p<0.05) 显示出非常强烈,显著的负相关性.
- RSA180解释了RPA中48.4%的差异,被确定为唯一显著的预测因素.
结论:
- 重复速度能力 (RSA180) 是重复功率能力 (RPA) 的强有力的决定因素和最佳预测因素.
- RPA可以作为运动员反复高强度努力能力的指标.
- 显然,RPA是一种独特的物理质量,需要进一步研究有助于产生RPA的因素.
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