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Poor social integration and suicide: fact or artifact? A case-control study
P R Duberstein1, Y Conwell, K R Conner
1Center for the Study and Prevention of Suicide, University of Rochester Medical Center, Rochester, NY 14642, USA. Paul_Duberstein@urmc.rochester.edu
Psychological Medicine
|February 9, 2005
Summary
Poor social integration, including weak family and community ties, increases suicide risk. This risk persists even when accounting for mental health and employment status, highlighting the importance of social connections.
Area of Science:
- Sociology
- Psychiatry
- Gerontology
Background:
- Sociological studies link poor social integration to suicide risk.
- The independent contribution of social integration to suicide risk, after controlling for mental disorders and employment, was previously unknown.
Purpose of the Study:
- To investigate the association between social integration and suicide risk in older adults.
- To determine if social integration predicts suicide risk independently of mental health and employment status.
Main Methods:
- A case-control study involving 86 suicides and 86 matched living controls (age, gender, race, county).
- Proxy interviews assessed social integration at family (e.g., marital status, parenthood) and social/community (e.g., social interaction, religious/community involvement) levels.
- Logistic regression analysis adjusted for affective disorder and employment status.
Main Results:
- Suicides had lower rates of marriage, parenthood, and living with family.
- Suicides reported less religious practice, community activity, and social interaction.
- Marital status, social interaction, and religious involvement remained significant predictors of suicide after adjusting for mental disorders and employment. Substance abuse attenuated the effect of religious involvement.
Conclusions:
- The link between poor social integration (family and community indicators) and suicide is robust and largely independent of mental disorders.
- Findings suggest that interventions targeting low social interaction can help identify and mitigate suicide risk.
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