膀填充对生物阻抗电分析的身体组成参数的影响:观察性研究
Asunción Ferri-Morales1,2, Sara Ando-Lafuente1, Cristina Lirio-Romero1,3
1Faculty of Nursing and Physiotherapy, University of Castilla La Mancha, 45071 Toledo, Spain.
Sensors (Basel, Switzerland)
|November 27, 2024
概括
膀填充会影响生物电阻分析 (BIA) 测量身体成分,显著降低空腹后的总体水分,脂肪质量和基本代谢率. 不同的BIA设备是不可互换的.
科学领域:
- 生理学 生理学 生理学
- 生物医学工程 生物医学工程
- 身体组成分析 身体成分分析
背景情况:
- 生物电阻分析 (BIA) 是一种用于估计身体组成的常见技术.
- 影响BIA准确性的因素,如膀填充,需要进行彻底的调查.
- 了解这些影响对于可靠的身体成分评估至关重要.
研究的目的:
- 研究膀填充对生物电阻分析 (BIA) 测量的影响.
- 评估膀空气如何影响总体水分 (TBW),脂肪质量 (FM),无脂肪质量 (FFM) 和基础代谢率 (BMR).
- 为了比较单频和多频BIA设备的准确性.
主要方法:
- 一项实验性交叉研究与久坐不动的年轻人进行.
- 参与者在膀空化之前和之后接受了BIA测量.
- 对单频和多频BIA设备的数据进行了比较.
主要成果:
- 膀填充并没有直接影响测量的阻抗,但在排空后的体重变化影响了衍生BIA结果.
- 膀空气后,总体体液 (TBW),脂肪量 (FM) 和基础代谢率 (BMR) 显著下降 (p <0.05).
- 在单频和多频BIA设备之间观察到不良一致性,认为它们不可互换.
结论:
- 膀填充会影响BIA衍生的身体成分指标,尽管并不总是临床显著.
- 这些发现凸显了在BIA评估中关于膀状况的标准化协议的需要.
- 建议进行进一步的研究,以澄清临床影响和完善BIA方法.
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