心肺健康的替代标记物能预测VO2峰的个体变化吗? 一个随机对照试验
John R M Renwick1, Nicholas Preobrazenski1,2, Michael D Giudice1
1School of Kinesiology and Health Studies, Queen's University, Kingston, ON, CANADA.
International journal of exercise science
|September 11, 2024
概括
对心肺健康 (CRF) 替代标记物的个体反应不能可靠地对VO2峰值的变化进行分类. 对于跟踪其健身反应的个人,建议直接测量VO2峰值.
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
- 心血管健康 呼吸系统健康
背景情况:
- 心血管健康 (CRF) 对健康至关重要.
- VO2峰值是CRF的主要衡量标准.
- 替代标记物通常用于估计CRF变化,但它们与VO2峰值的一致性尚不清楚.
研究的目的:
- 测试CRF替代标记物的个人响应分类是否与VO2峰值响应分类一致.
- 评估替代标记在预测高强度间歇训练 (HIIT) 后VO2峰值变化的有用性.
主要方法:
- 25名参与者接受了四周的HIIT或作为对照.
- 替代标记包括疲劳的时间,3k计时,静止心率和感知到的劳动力.
- 直接测量VO2峰值,以及代用标记,干预前后.
主要成果:
- VO2峰值和所有替代标记之间的分类协议很差 (<60%).
- VO2峰值的变化与替代标记物的变化没有相关性.
- 在估计VO2的改善和VO2峰值的变化之间发现了显著的相关性.
结论:
- 替代标记物显示个人响应分类协议与VO2峰值差.
- 建议直接测量VO2峰值,以准确评估训练反应.
- 仅仅依赖替代标记可能会误导个别的CRF适应.
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