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Updated: Feb 19, 2026
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Design and Implementation of an fMRI Study Examining Thought Suppression in Young Women with, and At-risk, for Depression
Published on: May 19, 2015
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Heart rate variability mediates the link between rumination and depressive symptoms: A longitudinal study
Luca Carnevali1, Julian F Thayer2, Jos F Brosschot3
1Neuroimaging Laboratory, Santa Lucia Foundation, Rome, Italy; Stress Physiology Lab, Department of Chemistry, Life Sciences and Environmental Sustainability, University of Parma, Italy.
Summary
Rumination about negative feelings is linked to depression. Low heart rate variability (HRV), indicating autonomic dysfunction, may predict future depressive symptoms in healthy individuals.
Area of Science:
- Psychology
- Psychophysiology
- Neuroscience
Background:
- Rumination on negative emotions is linked to depression.
- Autonomic nervous system dysfunction may underlie this connection.
- Understanding this link is crucial for early intervention.
Purpose of the Study:
- To investigate the longitudinal relationship between rumination, autonomic function (heart rate variability - HRV), and depressive symptoms.
- To examine gender differences in rumination and its association with HRV and depression.
- To determine if HRV mediates the link between rumination and subsequent depressive symptoms.
Main Methods:
- Longitudinal study over three years with 42 healthy participants (22 women, 20 men).
- Assessed rumination (Ruminative Response Scale) and depressive symptoms (CES-D Scale) at three time points.
- Measured vagally-mediated HRV via laboratory and ambulatory sessions.
Main Results:
- Rumination was a stable trait, more common in women, and positively correlated with depressive symptoms.
- Lower resting HRV was negatively correlated with both rumination and depressive symptoms.
- HRV at 13 months mediated the association between initial rumination and depressive symptoms at 34 months.
Conclusions:
- Autonomic dysfunction, specifically reduced vagal tone, may prospectively contribute to depressive symptom development.
- This suggests a psychophysiological pathway linking rumination to depression in non-clinical populations.
- Findings highlight the role of HRV as a potential biomarker for depression risk.
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