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Antidepressant medication in a German cohort of patients with Alzheimer's disease

  • Philipp Hessmann*
  • , Richard Dodel
  • , Erika Baum
  • , Matthias J. Müller
  • , Greta Paschke
  • , Bernhard Kis
  • , Jan Zeidler
  • , Mike Klora
  • , Jens Peter Reese
  • , Monika Balzer-Geldsetzer
  • *Corresponding author for this work

Research output: Contribution to journalArticleResearchpeer review

Abstract

Objective: The use of antidepressant drugs in dementia patients is associated with the risk of adverse events, and the evidence for relevant effects is scarce. We aimed to determine the associations between the prescription of antidepressants and patients' sociodemographic (e.g., age, gender, living situation) and clinical characteristics (e.g., disease severity, neuropsychiatric symptoms). Materials and methods: We included 395 institutionalized and communitydwelling patients with Alzheimer's disease (AD) across all severity stages of dementia in a cross-sectional study design. The patients' clinical characteristics comprised of cognitive status, daily activities, depressive symptoms, further neuropsychiatric symptoms, and health-related quality of life (HrQoL). We conducted multiple logistic regression analyses for the association between the use of antidepressant drugs and the covariates. Results: Approximately 31% of the participants were treated with antidepressant drugs, with a higher chance of being medicated for institutionalized patients (χ2-test: p = 0.010). In the bivariate analyses, the use of antidepressants was significantly associated with higher levels of care, lower cognitive and daily life capacity, higher extent of neuropsychiatric symptoms, and a lower proxyreported HrQoL. Finally, multiple logistic regression models showed a significantly higher use of antidepressants in patients treated by psychiatrists and neurologists (OR 2.852, 95% CI: 1.223 - 6.652). Conclusion: The use of antidepressant drugs in the study population was high, and the suitability of the treatment with antidepressants remains unclear. Participants with diminished cognitive and functional capacity, higher extent of neuropsychiatric symptoms, and those treated by neuropsychiatric specialists were more likely to be treated with antidepressants. The pharmaceutical treatment of patients with these clinical characteristics should be particularly considered in the daily care for dementia patients. Further longitudinal studies should evaluate the appropriateness of indications for antidepressants and the causative direction of correlations with the patients' clinical characteristics.

Original languageEnglish
Pages (from-to)101-112
Number of pages12
JournalInternational Journal of Clinical Pharmacology and Therapeutics
Volume56
Issue number3
DOIs
Publication statusPublished - 2018

Keywords

  • Alzheimer's disease
  • Antidepressant drugs
  • Neuropsychiatric symptoms
  • Use

ASJC Scopus subject areas

  • Pharmacology
  • Pharmacology (medical)

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