在严重强度领域预测性能的可靠性和有效性,从3分钟全力以赴的运行测试中得出
Thierry Busso1, Jaume Lloria-Varella1,2, Frederic Sabater-Pastor1,2
1Laboratoire Interuniversitaire de Biologie de la Motricité, F-42023, Université Jean Monnet Saint-Étienne, Lyon 1, Université Savoie Mont-Blanc, Saint-Etienne, France.
概括
3分钟全力以赴的跑步测试 (3MT) 可靠地预测跑步表现,但由于随机错误和低估较长距离,建议对个人潜力保持谨慎.
科学领域:
- 运动生理学 运动生理学
- 运动科学 运动科学 运动科学
- 运行性能分析的运行
背景情况:
- 准确预测跑步表现对于训练至关重要.
- 3分钟全力以赴的运行测试 (3MT) 是评估严重强度域性能的一个潜在工具.
- 来自3MT的预测的可靠性和有效性需要彻底调查.
研究的目的:
- 从3分钟的全力以赴运行测试 (3MT) 中评估预测的距离-时间关系的可靠性和有效性.
- 为了评估预测1200m和3600m时间的准确性,使用3MT衍生的临界速度 (CS) 和CS (D') 上方的距离.
主要方法:
- 十二名跑步者在400米赛道上完成了两次3MT.
- 全球定位系统 (GPS) 数据估计的临界速度 (CS) 和距离CS (D').
- 用可靠性和相关性分析对1200m (T1200) 和3600m (T3600) 的预测和实际时间进行了比较.
主要成果:
- 从3MT的CS,T1200和T3600估计中观察到高可靠性 (ICC> .95).
- 在CS (D') 上方的距离显示出可靠性不佳 (ICC = .55).
- 3MT预测与实际的T1200 (r = .85.87) 和T3600 (r = .82.91) 有着强烈的相关性,对T3600有系统的低估.
结论:
- 3MT为预测距离时间关系提供了可靠的基础,适合监测培训适应.
- 个人性能潜在预测需要谨慎,因为在长距离预测中存在大量的随机错误和系统偏差.
- 尽管D'可靠性的局限性,但3MT为评估运行性能趋势提供了有价值的工具.
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