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Getting Active with Active Video Games: A Quasi-Experimental Study.

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|November 4, 2020
PubMed
Summary
This summary is machine-generated.

Active video games (AVGs) effectively increased physical activity (PA) in Hong Kong children. While not reducing sedentary time, the intervention showed positive effects on boys' BMI z-scores, suggesting AVGs as a tool to promote activity.

Keywords:
accelerometeractive video gameafter-school timechildrenphysical activitysedentary time

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Area of Science:

  • Pediatrics
  • Public Health
  • Exercise Science

Background:

  • Cultural emphasis on academics and environmental barriers limit physical activity (PA) in Hong Kong children.
  • Active video games (AVGs) present a potential strategy to mitigate sedentary behavior and enhance PA.
  • School-based interventions are crucial for promoting healthy lifestyles in pediatric populations.

Purpose of the Study:

  • To investigate the impact of a school-based AVG intervention on sedentary time, PA, body composition, and psychosocial factors in primary school children.
  • To assess the feasibility and effectiveness of integrating AVGs into after-school programs to promote physical activity.

Main Methods:

  • Eighty-seven children (Grades 4-6) from one primary school were assigned to an intervention (n=30) or control group.
  • The intervention group played AVGs twice weekly for eight weeks after school; the control group maintained usual activities.
  • Outcomes measured included changes in sedentary time, PA, body composition (body fat percentage, BMI), and psychosocial variables (enjoyment, self-efficacy, social support).

Main Results:

  • No significant differences in sedentary time were observed between groups (-33.9 min/day, p=0.07).
  • The intervention group showed a significant increase in total PA (53.7 counts/min, p=0.04) compared to the control group.
  • Significant positive treatment effects were found on BMI z-score specifically among boys (p=0.04), while body composition and psychosocial variables showed no significant changes.

Conclusions:

  • An eight-week school-based AVG intervention effectively increased physical activity levels in Hong Kong children.
  • AVGs show promise for promoting activity, but further research is needed to confirm effects on sedentary behavior and body composition, particularly in boys.
  • School-based AVG programs can be a viable strategy to increase PA, complementing traditional physical education and activity programs.