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Correlates of light and moderate-to-vigorous objectively measured physical activity in four-year-old children

Esther M F van Sluijs1, Alison M McMinn, Hazel M Inskip

  • 1Medical Research Council Epidemiology Unit, Cambridge, United Kingdom ; UKCRC Centre for Diet and Activity Research (CEDAR), Cambridge, United Kingdom.

Plos One
|September 17, 2013
PubMed

Insights

Physical activity in young children is linked to social and environmental factors. Maternal activity and older siblings positively influence activity, while neighborhood play can decrease it for boys.

Area of Science:

  • Pediatric Health
  • Behavioral Science
  • Environmental Health

Background:

  • Physical activity (PA) correlates are context-specific, but evidence in young children is limited.
  • Understanding factors influencing children's activity is crucial for public health interventions.

Purpose of the Study:

  • To investigate associations between personal, social, and environmental factors and objectively measured light physical activity (LPA) and moderate-to-vigorous physical activity (MVPA) in four-year-old children.

Main Methods:

  • Utilized cross-sectional data from the Southampton Women's Survey.
  • Assessed PA using accelerometry in 487 four-year-old children.
  • Collected exposure data via maternal questionnaires and analyzed using linear regression.

Main Results:

  • Maternal PA was associated with higher child LPA.
  • Older siblings and maternal active transport were linked to greater child MVPA.
  • Seasonal variations and neighborhood play availability showed differential effects on MVPA, particularly in boys.

Conclusions:

  • Young children's LPA and MVPA are influenced by distinct social and environmental factors.
  • PA promotion interventions should consider intensity-specific and context-dependent strategies.
Abstract

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