航空自行车和跑步机协议的协议,以评估最大的氧气摄入量:一个探索性研究
Travis Lipscomb1, Megan Sax VAN DER Weyden1, Ali Boolani2
1Sports Medicine Assessment Research & Testing (SMART) Laboratory, George Mason University, Fairfax, VA, USA.
空气自行车 (AB) 为跑步机提供了一种可行的替代品,用于评估最大氧气消耗 (V ̇O2max),特别是对于常规的AB用户. 虽然跑步机显示了更高的VO2max,但一致性很好,表明AB可以用于健身评估.
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
- 心脏呼吸系统健康评估评估
背景情况:
- 最大氧气消耗 (V·O2max) 是有氧健身和健康的关键指标.
- 跑步机评估是黄金标准,但空气自行车 (AB) 正在获得普及.
- 有限的研究存在于AB和跑步机V̇O2max评估之间的协议.
研究的目的:
- 为了比较空气自行车和跑步机协议之间的V̇O2max测量.
- 评估使用空气自行车与跑步机的V̇O2max评估中的协议和潜在偏差.
- 为了评估空气自行车熟悉对V̇O2max测量协议的影响.
主要方法:
- 一项随机交叉研究,涉及15名健康成年人.
- 参与者在空中自行车和跑步机上进行了分级的运动测试.
- 统计分析包括配对的t测试,ICC,布兰德-阿尔特曼和PC分析.
主要成果:
- 对于VO2max,最大心率和感知到的劳动力,发现了良好至优异的一致性 (ICC:0.89-0.92).
- 观察到一个系统的偏差,跑步机产生更高的V·O2max (3.31mL/kg/min).
- 与非用户相比,常规的空中自行车用户在V̇O2max方面表现出明显更高的同意.
结论:
- 空气自行车可以作为熟悉设备的个人对VO2max评估的合适替代品.
- 与跑步机相比,熟悉空气自行车可以提高V̇O2max测量的一致性.
- 未来的研究应该专注于开发基于现场的空气自行车V̇O2max测试的预测方程.
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