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Reduction of arterial stiffness in depressive individuals responding to multimodal treatment
E M D Schönthaler1, C Hamm1, B Reininghaus1
1Department of Psychiatry and Psychotherapeutic Medicine, Medical University of Graz, Auenbruggerplatz 31, 8036, Graz, Austria.
Insights
Multimodal treatment for depression significantly reduced arterial stiffness (pulse wave velocity) in responders, but not non-responders. This highlights the clinical importance of combined interventions for depression and related cardiovascular risks.
Area of Science:
- Cardiology
- Psychiatry
- Medical Rehabilitation
Background:
- Depression is linked to increased cardiovascular disease (CVD) risk.
- Arterial stiffness, measured by pulse wave velocity (PWV), is elevated in depressed individuals.
- Limited data exists on PWV changes with multimodal depression treatment.
Purpose of the Study:
- To investigate changes in PWV in patients with moderate to severe depression before and after multimodal treatment.
- To compare PWV changes between treatment responders and non-responders.
Main Methods:
- 47 participants with depression underwent PWV measurements and symptom severity surveys.
- Measurements were taken before and after a six-week multimodal psychiatric rehabilitation treatment.
- Participants were categorized as responders or non-responders based on treatment outcomes.
Main Results:
- A significant decrease in PWV was observed over time in treatment responders.
- No significant PWV change was found in non-responders.
- A significant interaction between responder status and time indicated differential PWV changes.
Conclusions:
- Multimodal treatment can positively modify PWV in depression responders.
- The observed PWV reduction is likely due to the combined effect of multimodal interventions, not just medication.
- These findings underscore the clinical value of multimodal treatment for depression and associated cardiovascular conditions.
Background:
Depressive individuals are at higher risk for cardiovascular diseases (CVD). Thus, cardiovascular parameters such as arterial stiffness, often measured by pulse wave velocity (PWV), should be monitored. Recent research indicated that depressive individuals exhibit higher PWV, but there is little data on the changeability of PWV through multimodal treatment. This study investigated PWV in moderately to severe depressive individuals before and after undergoing treatment in dependence on responding or not responding to treatment.
Methods:
47 participants (31 females, 16 males) underwent a PWV measurement and filled out a questionnaire surveying depressive symptom severity before and after a six-week psychiatric rehabilitation treatment including multimodal interventions. Subjects were divided in responders and non-responders, depending on their treatment success.
Results:
A mixed ANCOVA analysis indicated no significant main effect of responder status, but a significant main effect of measurement time and a significant interaction between responder status and measurement time. Responders exhibited a significant decrease in PWV across time, while no significant change in PWV across time was found for non-responders.
Limitations:
Results are limited by the lack of a control group. The influence of medication duration or medication type was not considered in the analyses. Causality of the relationship between PWV and depression cannot be determined.
Conclusion:
These findings show that PWV can be positively modified in depressive individuals responding to treatment. This effect cannot solely be attributed to pharmacological interventions but rather the combination of multimodal interventions, thus highlighting the clinical relevance of multimodal treatment in depression and comorbid disorders.
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