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Antidepressant use in spatial social networks.

Balázs Lengyel1,2,3, Gergő Tóth1,4, Nicholas A Christakis5

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Diverse social networks, especially those connecting to distant places, are linked to lower antidepressant use and dosage. This highlights the importance of social network diversity for mental well-being.

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Area of Science:

  • Sociology
  • Public Health
  • Network Science

Background:

  • Cohesive social networks are traditionally considered vital for mental well-being.
  • The role of network diversity, particularly in spatial contexts, remains less understood.
  • Previous research often relies on small-scale surveys, limiting generalizability.

Purpose of the Study:

  • To investigate the relationship between the spatial characteristics of social networks and mental health care.
  • To examine how local and distant social connections influence antidepressant use.
  • To determine if social network structure prospectively predicts depression treatment.

Main Methods:

  • Linking antidepressant prescription data for 277,344 small-town residents to a nationwide online social network.
  • Analyzing the spatial diversity and cohesion of individuals' social networks.
  • Assessing the correlation between network features and antidepressant use/dosage over time.

Main Results:

  • Network diversity, particularly connections to distant places, is negatively correlated with antidepressant use.
  • Greater spatial diversity of social networks is associated with reduced antidepressant dosage in subsequent years.
  • These findings are independent of local antidepressant availability and more pronounced in younger individuals.

Conclusions:

  • The spatial structure of social networks, including diversity of distant ties, is a significant factor in mental health care.
  • Social network diversity may play a crucial role in mitigating depression treatment needs.
  • Findings suggest that interventions considering social network spatiality could benefit mental well-being.