基于心肺呼吸能力和性别的呼吸功能差异
José Antonio Benítez-Muñoz1, Pedro J Benito, Rocío Cupeiro
1LFE Research Group. Department of Health and Human Performance. Faculty of Physical Activity and Sport Science (INEF). Universidad Politécnica de Madrid. Madrid, SPAIN.
心肺呼吸能力 (CRF) 与更好的呼吸功能有关,但呼吸储备 (BR) 不会在高度健康的个体中限制运动. 无论身体健康水平如何,肺功能中的性别差异也被观察到.
科学领域:
- 运动生理学 运动生理学
- 肺功能测试试验 肺功能测试
- 心脏呼吸系统健康评估评估
背景情况:
- 心血管健康 (CRF) 是健康的关键指标.
- 呼吸机功能在体力炼期间起着至关重要的作用.
- 了解CRF和通风机械之间的关系对于运动处方和性能分析至关重要.
研究的目的:
- 调查心肺呼吸能力 (CRF) 水平与呼吸系统功能参数之间的关联.
- 具体研究呼吸储备 (BR) 与不同程度的CRF相关的作用.
- 为了确定不同CRF层的通风功能在性别方面的潜在差异.
主要方法:
- 198名男性和60名女性接受了螺旋测量,以评估生命能力 (VC),呼吸能力 (IC),强迫生命能力 (FVC),1秒强迫呼吸量 (FEV1) 和最大自愿通风 (MVV).
- 一个坡道增量运动测试确定了最大的氧气消耗 (VO2max),最大的通风量 (VEmax) 和呼吸储备 (BR).
- 参与者被分为低,中和高CRF组,基于VO2max三位数.
主要成果:
- 呼吸器功能指标 (VC,IC,FVC,FEV1,MVV,VEmax) 与CRF有显著的相关性 (R2 = 0.3120.76).
- 患有较高CRF的个体通常表现出更好的呼吸功能,除了FEV1和MVV.
- 呼吸储备 (BR) 与CRF的关联较弱 (R2 = 0.179),在中高CRF组观察到较低的BR,但BR耗尽在CRF水平之间没有显著差异.
- 与男性相比,女性在相对CRF水平上始终表现出较低的VC,FVC,FEV1,MVV和VEmax.
结论:
- 更高的心肺呼吸能力与增强的呼吸功能有关,这表明它在CRF评估中的重要性.
- 呼吸储备 (BR) 枯竭似乎不是在患有最高CRF的个体中更常见的停止运动的原因.
- 在呼吸功能方面存在显著的性别差异,独立于心肺呼吸能力水平.
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