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A Middle Cerebral Artery Occlusion Technique for Inducing Post-stroke Depression in Rats
Published on: May 22, 2019
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A prospective study of statin use and poststroke depression
Jae-Min Kim1, Robert Stewart, Hee-Ju Kang
1From the *Department of Psychiatry, Chonnam National University Medical School, Gwangju, Republic of Korea; †Institute of Psychiatry, King's College London, London, United Kingdom; ‡Department of Neurology, Chonnam National University Medical School, Gwangju, Republic of Korea.
Journal of Clinical Psychopharmacology
|December 6, 2013
Summary
Statin use after stroke was not linked to depression initially but significantly reduced the risk of poststroke depression (PSD) at one year. This suggests statins may improve long-term mood outcomes in stroke survivors.
Area of Science:
- Neurology
- Psychiatry
- Cardiology
Background:
- The relationship between lipid-lowering treatments and depression risk remains debated.
- Previous studies focused on coronary artery disease patients, leaving a gap in understanding statin use and poststroke depression (PSD).
Purpose of the Study:
- To investigate the association between statin use and depression risk at 2 weeks and 1 year following a stroke.
- To analyze the impact of statin use on depression severity trajectories over one year post-stroke.
Main Methods:
- A cohort of 423 stroke patients was assessed for depression at 2 weeks and 1 year.
- Depression diagnosis and severity were evaluated using DSM-IV criteria and standardized scales (HADS-D, HDRS).
- Statistical analyses included logistic regression and repeated-measures ANOVA to assess statin's impact.
Main Results:
- Statin use (in 59% of patients) was not associated with depression at 2 weeks post-stroke.
- Statin use was significantly associated with a reduced risk of overall and major PSD at the 1-year follow-up.
- Patients on statins showed better depression assessment scale score trajectories over the year.
Conclusions:
- Statin use is associated with a decreased risk of depression one year after stroke.
- Further research is needed to clarify the causal relationship and underlying mechanisms between statin use and reduced PSD risk.
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