在休息和运动后条件下超短时间和标准心率变化分析之间的协议
Kai Jin1, Zhenxiang Guo2, Zining Qiao3
1Department of Physical Education, Southeast University, Nanjing 210096, China.
Life (Basel, Switzerland)
|July 27, 2024
概括
超短期 (UST) 心率变化 (HRV) 分析是标准5分钟HRV评估的可靠替代品,特别是在休息期间. 对于运动后的测量,最佳持续时间取决于运动长度,以确保准确性.
科学领域:
- 身体生理学 身体生理学
- 心血管研究研究心血管研究
- 运动科学 运动科学
背景情况:
- 短期 (5分钟) 心率变化 (HRV) 是评估运动期间自主神经系统活动的标准.
- 减少HRV测量持续时间提高了应用程序的效率,但准确性需要验证.
- 调查超短期 (UST) HRV (3或4分钟) 与标准5分钟HRV的协议至关重要.
研究的目的:
- 评估超短时间 (UST) HRV (3或4分钟) 和标准的5分钟HRV之间的协议.
- 为了确定休息和运动后条件下HRV分析的最佳记录时间.
主要方法:
- 14名参与者在60%的峰值功率下接受了循环人体工程学.
- 在休息期间收集的数据 (Pre-E) 和三个运动后条件 (Post-E1,Post-E2,Post-E3).
- 使用ANOVA,科恩的d,布兰德-阿尔特曼和ICC分析了标准偏差 (SDNN) 和连续差异的平方根平均值 (RMSSD).
主要成果:
- 对于SDNN和RMSSD在Pre-E,Post-E2和Post-E3.3的高度一致性 (ICCs>0.9) 在E前,E后和E后.
- 在E2后3分钟的RMSSD与5分钟的RMSSD和3/4分钟的SDNN与5分钟的SDNN (p <0.05) 之间发现了显著的差异.
- 布兰德-阿尔特曼分析显示,随着记录时间的增加,一致性限制的下降.
结论:
- UST-HRV分析是标准5分钟HRV的可靠替代方案,特别是在静止测量时.
- 对于练习后的场景,选择3或4分钟的持续时间应该考虑练习的长度以获得最佳准确性.
- 这项研究支持在各种生理状态下高效准确地监测HRV.
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