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Area of Science:

  • Public Health
  • Epidemiology
  • Behavioral Science

Background:

  • Sedentary behavior (SB) is a public health concern linked to non-communicable diseases.
  • Existing research often examines factors independently, overlooking their interdependencies.
  • The Systems of Sedentary Behaviours (SOS)-framework was developed to address these interdependencies.

Purpose of the Study:

  • To investigate and map the interdependencies between factors associated with SB across the life-course.
  • To utilize a systems approach to understand the complex interplay of factors influencing SB.
  • To identify key drivers of SB using large-scale empirical data.

Main Methods:

  • Bayesian network analysis was employed to examine conditional associations among 33 identified factors.
  • Data from the Eurobarometer survey and Eurostat database were used, including socio-demographic, environmental, health, and psychosocial information.
  • Networks were analyzed for the complete sample and age-specific subgroups, calculating distance and centrality to determine factor importance.

Main Results:

  • Occupational level was directly associated with SB in young, adult, and middle-aged groups.
  • Social class and educational level were indirectly associated with SB in adult males, while family context factors were associated in females.
  • Built environment factors were relevant for older adults, whereas home and institutional settings were less influential in older age groups.

Conclusions:

  • Home, institutional settings, and social/cultural context are important in the network of SB associations.
  • Occupational status emerged as the primary driver of SB throughout the life-course.
  • Bayesian network analysis provides a deeper understanding of SB's complex determinants, informing targeted interventions.