相关实验视频

Updated: Jan 10, 2026

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Visualization of Intensity Levels to Reduce the Gap Between Self-Reported and Directly Measured Physical Activity

Published on: March 7, 2019

基于学校的多组分干预对青少年的时间分割体育活动和久坐行为的影响:一个集群随机对照试验

Rafael Martins da Costa¹, Marcus Vinícius Veber Lopes², Bruno Gonçalves Galdino da Costa³

¹Department of Physical Education, Bloco 4 C, Health Center, Federal University of Rondônia, BR-364, Km 9,5, Zona Rural, Porto Velho, 76801-059, Brazil. rafael.costa@unir.br.

BMC public health

|November 22, 2025

概括

在巴西青少年的Movimente研究增加了中度至强度的体力活动 (MVPA) 和减少了静坐行为 (SB) 在学校时间之外. 这项干预措施改善了MVPA/SB比率,突出了其在促进更健康的生活方式方面的有效性.

科学领域:

公共卫生公共卫生
儿科健康儿科健康
行为科学行为科学

背景情况:

提高儿童和青少年身体活动 (PA) 和减少久坐行为 (SB) 的有效策略至关重要,特别是在低收入和中等收入国家.
运动研究调查了针对巴西青少年PA和SB挑战的干预措施.
这项研究解决了在学校环境中基于证据的干预措施的需要,以促进健康的行为.

研究的目的:

评估Movimente研究对巴西青少年设备测量PA和SB的影响.
检查干预措施在学校一天的特定时间段 (学校内外) 的影响.
评估光强度PA (LPA),中度到强烈强度PA (MVPA) 和SB的变化.

主要方法:

一个随机对照试验涉及六所小学,参与者在7-9年级.
在一学年内进行的多元干预,包括教师培训,教育课程和学校环境修改.
使用部佩戴的加速度计 (GT3x+ActiGraph) 客观测量PA和SB,使用线性混合模型分析数据.

主要成果:

与对照组 (CG) 相比,干预组 (IG) 在非学校阶段显示出MVPA的显著增加和MVPA/SB比率的改善.
与CG相比,在IG中观察到SB的显著减少.
在学校或学校以外的细分市场中,群体之间没有发现LPA的显著差异.

结论:

运动研究有效地增加了MVPA,并改善了青少年在校外时间的MVPA/SB比率.
该干预导致参与者在学校时间之外显著减少了SB.
这些发现表明,Movimente研究有可能促进体育活动并减少学龄人口的久坐行为.

关键词:

青少年健康青少年健康运动运动运动.久坐不动的生活方式

更多相关视频

Physical Activity Measurement in Children Accepting Table Tennis Training

Physical Activity Measurement in Children Accepting Table Tennis Training

Published on: July 27, 2022

Author Spotlight: Exploring the Impact of Reduced Resistance Exercise Volume on Metabolic Health

Author Spotlight: Exploring the Impact of Reduced Resistance Exercise Volume on Metabolic Health

Published on: December 1, 2023

相关概念视频

Community Based Intervention

Community Based Intervention

Community-based interventions in mental health represent a paradigm shift from institution-centered care to treatments embedded within the fabric of local communities. By prioritizing inclusion and leveraging existing societal structures, this approach fosters a supportive environment conducive to addressing mental health challenges while promoting individual dignity and agency.
Foundations of Community Mental Health Programs
Central to the success of community-based interventions is the...

Study Designs in Epidemiology

Study Designs in Epidemiology

Epidemiological study designs are fundamental tools for investigating the distribution, determinants, and control of health conditions in populations. They help researchers understand the relationships between exposures and outcomes, and they broadly fall into two categories: "observational" and "experimental" studies.
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and...