一种新的客观方法,通过中年男性的呼吸频率来确定运动气交换值
Jean P Eclache1, Ibai Garcia-Tabar2,3, Esteban M Gorostiaga1
1Laboratory of Performance, Sport-Occupational Activities-Biology-Association, Lyon-Chassieu, France.
一种用于确定呼吸频率值 (fRTs) 的新方法在预测气体交换值 (GET) 方面显示出前景. 这种具有成本效益的方法可以在现场环境中简化运动强度评估.
科学领域:
- 运动生理学 运动生理学
- 心脏呼吸系统健康评估评估
- 运动科学 运动科学 运动科学
背景情况:
- 气体交换门 (GET) 是运动强度的关键指标.
- V斜率法是一种传统但复杂的方法来确定GET.
- 需要新的方法来进行简化和可访问的炼值评估.
研究的目的:
- 为了比较从V斜率方法中获得的GET (GET1, GET2) 与从一种新的低成本方法中获得的呼吸频率值 (fRTs; fRT1, fRT2).
- 评估fRTs对GETs的预测能力.
主要方法:
- 50名中年男性 (健康或患有慢性疾病) 进行了增量循环人体工程学.
- 确定了最大的氧气吸收 (o2peak),GETs和fRTs.
- 分析了GET和fRT之间的协议和相关性.
主要成果:
- 在GET1/fRT1和GET2/fRT2的氧气摄入量之间没有发现显著差异.
- 心率 (HR) 在fRT1和o2/HR在fRT2与它们相应的GET值有很强的相关性 (r = 0.750.82).
- 来自fRTs的输出功率的估计精度差到中等.
结论:
- fRTs,特别是HR在fRT1和o2/HR在fRT2,显示出作为GET预测者的潜力.
- 这种新的方法提供了一种简化,成本效益高,可移植的替代方法来确定炼值.
- 这种方法可以促进基于现场的运动强度评估.
更多相关视频
07:09Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise
Published on: February 20, 2017
07:26Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans
Published on: October 17, 2018
相关概念视频
Assessment of Diffusion and Perfusion
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
Special considerations while measuring oxygen saturation
Ensuring accuracy in vital sign recordings while prioritizing patient comfort and minimizing anxiety is...
Respiratory Volumes and Capacities
Assessment of Ventilation I: Respiratory Rate
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
Factors Affecting Respiration
Physical Assessment of the Respiratory Tract II: Inspection
Chest Configuration
The chest configuration...
