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Integrating Complex Systems Methods to Advance Obesity Prevention Intervention Research.

Erin Hennessy1, Christina D Economos1, Ross A Hammond2

  • 1Tufts University, Boston, MA, USA.

Health Education & Behavior : the Official Publication of the Society for Public Health Education
|February 25, 2020
PubMed
Summary

Complex systems approaches offer valuable insights into whole-of-community obesity prevention interventions. These methods, combining qualitative and quantitative tools, help understand community dynamics and stakeholder roles for sustainable change.

Keywords:
agent-based modelinggroup model buildingimplementation scienceobesitysocial network analysissystems mappingsystems sciencewhole-of-community interventions

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Area of Science:

  • Public Health
  • Systems Science
  • Community Interventions

Background:

  • Whole-of-community interventions show promise for obesity prevention but lack mechanistic understanding.
  • Complex systems approaches can address this research gap.

Purpose of the Study:

  • To describe the development and application of complex systems methods for understanding obesity prevention interventions.
  • To model community dynamics and stakeholder roles in these interventions.

Main Methods:

  • Retrospective qualitative systems mapping of the Shape Up Somerville intervention.
  • Development of the COMPACT study integrating complex systems science and community-engaged research.
  • Utilized agent-based modeling, group model building, and social network analysis.

Main Results:

  • Systems map illustrated community change dynamics.
  • COMPACT study design focused on stakeholder leadership and social network diffusion.
  • Demonstrated how social networks facilitate knowledge and engagement for sustainable change.

Conclusions:

  • Complex systems approaches are feasible and useful for studying community obesity prevention.
  • These methods provide novel insights beyond traditional approaches.
  • Integrating multiple qualitative and quantitative complex systems tools enhances success.