在52周的体重控制计划后,非营养性甜味饮料与水相比:一个随机对照试验
Joanne A Harrold1, Scott Hill2, Cristina Radu2
1Department of Psychology, University of Liverpool, Liverpool, UK. harrold@liverpool.ac.uk.
International journal of obesity (2005)
|October 4, 2023
概括
在52周的体重管理计划中,非营养性甜味饮料 (NNS) 比水更有助于减肥维护. 虽然在统计学上显著,但NNS饮料和水之间的减肥差异在临床上并不显著.
科学领域:
- 营养科学 营养科学
- 临床试验 临床试验
- 肥胖问题研究研究
背景情况:
- 含糖饮料有助于体重增加和2型糖尿病的风险.
- 饮食指南建议使用非营养甜味饮料 (NNS) 来减少糖的摄入量.
- 需要对NNS饮料消费进行长期随机对照试验.
研究的目的:
- 为了比较NNS饮料与水在行为体重管理计划期间对体重的影响.
- 在52周的时间内评估体重减轻和维持.
- 评估二次结果,包括人体测量和心脏代谢风险因素.
主要方法:
- 一个为期52周的平行组,开放标签,受控等效试验.
- 具有27-35公斤/平方米BMI的成年人被随机分为1:1饮用水或NNS饮料.
- 参与者参与了一个群体行为体重管理计划,每周/每月举行一次会议.
主要成果:
- 在52周后,NNS饮料组与水组相比,观察到更大的体重减轻 (7.5公斤 vs 6.1公斤).
- 两组之间减肥的差异是统计学上显著的 (p < 0.05).
- 观察到的减肥差异不被认为具有临床意义.
结论:
- 在52周的时间里,NNS饮料和水对维持体重减轻的效果表现出了不相等的效果.
- 与水相比,使用NNS饮料的体重减轻率在统计学上更高.
- 这种差异虽然在统计学上显著,但缺乏临床意义.
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