速度对心率准确性的影响,作为短距离穿运行的氧气吸收指标
Susanna Rampichini1, Eloisa Limonta1,2, Matteo Zago1
1Università degli Studi di Milano.
Research quarterly for exercise and sport
|December 15, 2023
概括
心率 (HR) 可以估计在穿运行期间的氧气吸收,但准确性因强度而异. 建议对不同强度的运动进行单独的HR分析,以确保有效的有氧参与评估.
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
- 生物医学工程 生物医学工程
背景情况:
- 心率 (HR) 是有氧运动强度的常见指标.
- 它在穿运行期间的有效性,特别是在短距离上,需要进一步调查.
- 不同速度对HR作为氧气吸收 () 预测器的准确性的影响尚未得到充分证实.
研究的目的:
- 为了评估心率 (HR) 在估计5米穿运行期间氧气吸收 () 的有效性.
- 为了确定运动速度是否会影响HR的准确性,作为有氧参与的指标.
- 为了比较前向运行和穿运行协议之间的HR/关系.
主要方法:
- 收集了12名参与者在增量前进跑步和5米穿测试中的氧气吸收 () 和HR数据,其最大有氧速度 (MAS) 的50%,60%和75%.
- 确定了两个协议的个人HR/关系.
- 在穿运行期间使用前进运行HR/
主要成果:
- HR和氧气吸收 (斜坡和拦截) 之间的关系在前进运行和穿运行之间没有显著差异.
- 在50%的MAS,HR低估了大约7%的数学.
- 在更高的强度 (60%和75%的MAS),HR提供了准确的估计,但具有相当大的变化 (±18%).
结论:
- 心率 (HR) 可以是一个有效的指标的氧气吸收 () 在5米的穿运行在更高的强度.
- 然而,基于HR的数学估计的显著变化需要仔细解释,特别是在不同的运动强度之间.
- 在穿运行期间使用它作为氧气吸收 () 指示器时,建议对HR有效性的单独分析,特别是在不同强度的运动时.
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