Depression and cardiovascular disease
Steven M Bradley1, John S Rumsfeld1
1Department of Veterans Affairs, VA Eastern Colorado Health Care System, Denver, CO; Department of Medicine, Division of Cardiology, University of Colorado School of Medicine, Aurora, CO; Colorado Cardiovascular Outcomes Research Consortium, Denver, CO.
Insights
Depression significantly increases cardiovascular disease (CVD) risk and worsens outcomes. Effective depression treatments exist but are underused in CVD patients, necessitating better identification and management strategies.
Area of Science:
- Cardiology
- Psychiatry
- Public Health
Background:
- Depression is linked to higher cardiovascular disease (CVD) risk and poorer outcomes in patients with existing CVD.
- Despite available treatments, depression is frequently under-recognized and undertreated in CVD populations.
- Approximately 25% of cardiovascular patients experience concurrent depression.
Purpose of the Study:
- To review evidence linking depression to CVD risk and outcomes.
- To explore mechanisms connecting depression to cardiovascular health.
- To summarize depression treatment effects on cardiovascular outcomes and provide management guidance.
Main Methods:
- Literature review of studies on depression and CVD.
- Analysis of proposed biological and behavioral mechanisms.
- Synthesis of evidence from depression treatment trials in CVD patients.
Main Results:
- Strong association between depression and increased CVD risk and adverse outcomes.
- Depression influences cardiovascular risk through various physiological and behavioral pathways.
- Evidence supports the positive impact of depression treatment on cardiovascular health.
Conclusions:
- Depression is a significant, modifiable risk factor for cardiovascular disease.
- Integrated care approaches are crucial for identifying and managing depression in CVD patients.
- Implementing best practices for depression management can improve cardiovascular patient outcomes.
Abstract:
There is a wealth of evidence linking depression to increased risk for cardiovascular disease (CVD) and worse outcomes among patients with known CVD. In addition, there are safe and effective treatments for depression. Despite this, depression remains under-recognized and undertreated in patients at risk for or living with CVD. In this review, we first summarize the evidence linking depression to increased risk of CVD and worse patient outcomes. We then review the mechanisms by which depression may contribute to cardiovascular risk and poor cardiovascular outcomes. We then summarize prior studies of depression treatment on cardiovascular outcomes. Finally, we offer guidance in the identification and management of depression among CVD populations. Given that 1 in 4 CVD patients has concurrent depression, application of these best-practices will assist providers in achieving optimal outcomes for their CVD patients.
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