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Physical Activity and Sedentary Behaviors among Chinese Children: Recent Trends and Correlates

Xi Yang1, Alice Waiyi Leung2, Russell Jago3

  • 1Chinese Center for Disease Control and Prevention, Beijing 102206, China;National Institution for Nutrition and Health, Chinese Center for Disease Control and Prevention, Beijing 100050, China.

Biomedical and Environmental Sciences : BES
|July 21, 2021
PubMed

Insights

Physical activity declined and sedentary behavior increased in Chinese children from 2004-2015. This trend highlights risks for physical inactivity in specific subgroups and regions.

Area of Science:

  • Pediatric Health
  • Public Health
  • Behavioral Science

Background:

  • Childhood physical activity (PA) and sedentary behaviors are crucial for long-term health.
  • Understanding trends in PA and sedentary time among Chinese children is essential for public health interventions.

Purpose of the Study:

  • To examine trends in physical activity (PA) and sedentary behaviors among Chinese children aged 6-17 years.
  • To identify correlates influencing these behaviors over time.

Main Methods:

  • Longitudinal analysis of 4,341 children (6,936 observations) from the China Health and Nutrition Survey (2004-2015).
  • Employed random-effects ordinal regression and repeated-measures mixed-effects models for PA trends.
  • Utilized quantile regression models to analyze factors influencing PA and sedentary behaviors.

Main Results:

  • Physical inactivity prevalence increased by 5.5% from 2004-2015.
  • PA volume decreased by 5.8 MET-hr/week, while sedentary time increased by 1.8 hr/week.
  • Age, ethnicity, region, and urbanization level significantly influenced PA and sedentary behaviors.

Conclusions:

  • A significant declining trend in physical activity was observed among Chinese children between 2004 and 2015.
  • Specific subgroups and geographical areas exhibit higher risks for physical inactivity, necessitating targeted interventions.
Abstract

Keywords:
ChildrenChinaCorrelatesPhysical activitySedentary behaviorsTrends

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