Physical and social home environment in relation to children's overall and home-based physical activity and sedentary...

Area of Science:

• Pediatric Health
• Behavioral Science
• Obesity Prevention

Background:

• The rising prevalence of childhood obesity necessitates understanding factors influencing children's physical activity and sedentary behaviors.
• Youth spend a significant portion of their time at home, making the home environment a critical area for investigation.

Purpose of the Study:

• To examine the associations between home environment factors and children's physical activity and sedentary behaviors.
• To identify specific physical and social aspects of the home environment that promote physical activity and reduce sedentary time in children.

Main Methods:

• Utilized data from 713 children aged 6-11 in Washington and California (2007-2009).
• Employed multivariate regression analyses, controlling for socio-demographics, to assess relationships between parent-reported home factors and accelerometer-measured moderate-to-vigorous physical activity (MVPA) and sedentary time.
• Included parent-reported child screen time in the analyses.

Main Results:

• Children spent 47.2% of their time at home, accounting for 43.6% of MVPA and 46.4% of sedentary behavior.
• Parental support for physical activity and the presence of a basketball hoop were linked to increased MVPA and decreased sedentary behavior.
• Fewer bedroom media devices and more fixed play equipment were associated with lower sedentary behavior and screen time.
• Combined factors, such as parental support and a basketball hoop, showed amplified positive effects on MVPA.

Conclusions:

• Physical and social home environment factors, particularly when addressed in combination, are significantly related to increased child MVPA and reduced sedentary behavior.
• Interventions targeting multiple home environment variables are supported for effective childhood obesity prevention strategies.