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Psychiatric comorbidity pattern in treatment-seeking veterans.
J Don Richardson1, F Ketcheson2, L King2
1Western University, London ON, Canada; McMaster University, Hamilton, ON, Canada.
Treatment-seeking veterans and Canadian Forces members show high rates of mental health comorbidity, especially posttraumatic stress disorder (PTSD) with major depressive disorder (MDD). Effective assessment and treatment of co-occurring conditions are crucial.
Area of Science:
- Mental Health Research
- Clinical Psychology
- Military Psychiatry
Background:
- High rates of mental health conditions are prevalent in veterans and military personnel.
- Understanding comorbidity patterns is essential for effective treatment planning.
- Previous research indicates significant overlap between conditions like PTSD, MDD, and anxiety disorders.
Purpose of the Study:
- To investigate comorbidity patterns among treatment-seeking veterans and Canadian Forces members.
- To identify distinct classes of mental health comorbidity.
- To determine predictors of these comorbidity classes.
Main Methods:
- Retrospective cohort design analyzing data from 2006-2014.
- Latent class analysis to identify comorbidity patterns.
- Multiple logistic regression to assess covariate influence on class membership.
Main Results:
- 79.2% of participants had more than one probable mental health condition.
- The most frequent comorbidity was posttraumatic stress disorder (PTSD) and major depressive disorder (MDD) (61.5%).
- A two-class model (high vs. low comorbidity) best fit the data; older age and shorter service duration predicted higher comorbidity.
Conclusions:
- Treatment-seeking veterans and military personnel exhibit substantial comorbidity, particularly with PTSD.
- Clinicians must be equipped to assess and treat complex comorbidity profiles.
- Integrated care approaches are vital for this population.
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