在身体活跃女性的心肺运动测试和验证阶段对个体V ̇O2max反应的分析
Pasquale J Succi1, Brian Benitez1, Minyoung Kwak1
1Department of Kinesiology and Health Promotion, University of Kentucky, Lexington, KY 40536, USA.
Journal of functional morphology and kinesiology
|September 27, 2023
概括
最大氧气消耗 (V ̇O2max) 的测量显示女性的测试-重新测试可靠性很好. 然而,个体反应有所不同,这突出了最小差异值对于准确的V ̇O2变化量化的重要性.
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
背景情况:
- 最大氧气消耗 (V ̇O2max) 是心肺健康的一个关键指标.
- 准确可靠地测量V ̇O2max对于运动处方和性能评估至关重要.
- 了解测试-重新测试可靠性和个体变异性对于解释V ̇O2max变化至关重要.
研究的目的:
- 评估V ̇O2max测量的测试可靠性,使用心肺运动测试 (CPET) 和女性验证阶段.
- 在循环人体测量过程中检查V ̇O2max测量的平均值和个体反应.
- 确定最小差异 (MD) 值对量化 V ̇O2max 的实际个体变化的有用性.
主要方法:
- 9名女性完成了两次CPET会议和分别几天的验证阶段.
- 在CPET (V ̇O2CPET) 和验证阶段 (V ̇O2验证) 测量了V ̇O2max.
- 统计分析包括重复测量ANOVA,ICC,SEM,MD和Cov以评估可靠性和个体差异.
主要成果:
- 无论是V ̇O2CPET还是V ̇O2验证都表现出极好的测试重复测试可靠性 (ICC>0.96).
- 对于方法没有发现任何显著的相互作用或主要影响,但测试1显著高于测试2.
- 个体反应显示出差异性,其中一些超过计算的最小差异 (MD).
结论:
- 通过CPET和验证阶段进行的V ̇O2max测量在女性中具有很高的可靠性.
- 在V ̇O2max测量的个体变化需要仔细解释结果.
- 最小差异 (MD) 是一种有价值的指标,用于识别临床上显著的个体变化V ̇O2max.
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