没有脂肪的质量与运动员和活跃成年人的尿液特异重量有积极的关联:定量审查
Patrick B Wilson1, Ian P Winter1
1Human Performance Laboratory, School of Exercise Science, Old Dominion University, Norfolk, Virginia, USA.
Translational sports medicine
|December 17, 2024
概括
具有更多无脂肪质量 (FFM) 的运动员往往具有更高的尿液特异性重量 (USG) 读数. 这表明,对于肌肉质量较大的个体,目前的水合值可能需要调整.
科学领域:
- 运动科学 运动科学 运动科学
- 人体生理学 人体生理学
- 生物统计学 生物统计学
背景情况:
- 尿液特异性重量 (USG) 是一种常见的水分状态指标,通常使用≥1.020的值.
- 现有的研究表明,身体大小和组成可能会影响USG,但证据有限.
- 无脂肪质量 (FFM) 是身体组成的关键组成部分,可能会影响USG.
研究的目的:
- 研究FFM和USG在运动员和身体活跃个体之间的关联.
- 为了确定FFM是否影响基于USG的水分状态的解释.
- 从已发表的文献中综合现有的FFM和USG数据.
主要方法:
- 在Google Scholar的系统文献搜索中,寻找报告人类计量学和美国国务院的文章.
- 纳入标准:关于成人运动员/体育活跃个体的已发表文章,报告了FFM和USG数据.
- 排除标准:没有报告性别特定数据的研究;用于分析的斯皮尔曼等级相关性 (ρ).
主要成果:
- 在男性 (ρ=0.36) 和女性 (ρ=0.57) 中,FFM和USG之间发现了显著的积极关联.
- 无论性别如何,当数据结合起来时,这种关联仍然显著 (ρ=0.38).
- 这些发现表明,高的FFM与高的USG读数有关.
结论:
- 具有较高FFM的运动员更有可能表现出较高的USG.
- 像肌素和尿素这样的代谢物可能有助于观察到的FFM-USG关系.
- 建议进行进一步的研究,以开发FFM特定的USG值,以准确评估体育运动中的水分.
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