LiiNK干预对儿童身体活动和肥胖率的影响
David Farbo1, Yan Zhang1, Robyn Braun-Trocchio1
1Kinesiology Department, Texas Christian University, Fort Worth, TX 76129, USA.
International journal of environmental research and public health
|October 26, 2024
概括
增加学校的每日休息时间,特别是非结构化的户外游戏,显著增加了体力活动,并减少了儿童的体脂. 这种干预为打击儿童肥胖提供了一个有希望的策略.
科学领域:
- 儿科健康 儿科健康
- 公共卫生干预 公共卫生干预
- 儿童肥胖研究儿童肥胖研究
背景情况:
- 儿童肥胖和不活动正在增加公众健康问题.
- 学校提供了干预措施扭转这些趋势的首要环境.
- 以前的基于学校的体育活动干预表明了不一致的结果.
研究的目的:
- 为了比较儿童体育活动强度和肥胖率,接受延长休息与标准休息.
- 评估LiiNK项目干预对身体活动和身体组成的影响.
主要方法:
- 三年级和四年级的学生参加了干预组 (每天休息45-60分钟) 或控制组 (每天休息30分钟).
- 使用加速度计测量体力活动 (静止,轻度,中度至强度体力活动 - MVPA).
- 通过生物电阻分析 (BIA) 来评估肥胖率,以确定身体脂肪百分比.
主要成果:
- 与对照组相比,干预三年级的三年级学生每天增加了13分钟的MVPA,每天增加了900步.
- 干预儿童的身体脂肪百分比总体下降,而对照组的体重增加.
- 干预组中更大比例的超重儿童转向健康体重状态.
结论:
- 每天在学校进行60分钟的非结构化的户外游戏,可以促进儿童的MVPA.
- 延长休息时间可能会对身体脂肪百分比产生积极影响.
- 这项干预提出了一个可行的战略,以解决儿童在学校的肥胖问题.
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