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Immune response to vaccination in adults with mental disorders: A systematic review

期刊

JOURNAL OF AFFECTIVE DISORDERS
卷 304, 期 -, 页码 66-77

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ELSEVIER
DOI: 10.1016/j.jad.2022.02.025

关键词

Mental illness; Vaccination; Immune function; COVID-19; Depression; Mood; Disorders; Inflammation; Public Health

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The immune response following vaccination in individuals with mental disorders remains inconclusive, with some studies suggesting attenuated immune response in individuals with major depressive disorder and schizophrenia, while individuals with anorexia nervosa, post-traumatic stress disorder, and obstructive sleep apnea showed no attenuated immune response.
Background: Mental disorders are associated with immune dysregulation as measured by serum levels of biological markers of immunity. Adults with mental disorders have also been reported to have attenuated post vaccine immune response. The COVID-19 pandemic has invited the need to determine whether individuals with mental disorders exhibit differential immune response following the administration of vaccines for other infections. Methods: A systematic search of MEDLINE, Embase, Cochrane, and PsycInfo was conducted from inception to May 2021 investigating vaccine response in persons with mental disorders, as measured by biological markers of immunity (i.e., antibodies, cytokines). Results: Thirteen articles were identified which evaluated vaccine efficacy in persons with mental disorders. Individuals with major depressive disorder (MDD) or schizophrenia revealed attenuated immune response to vaccination, or no statistical difference compared to control subjects. Individuals with anorexia nervosa or post-traumatic stress disorder (PTSD) displayed no attenuated post-vaccination antibody level. Individuals with insomnia displayed lower levels of antibodies after vaccination, whereas individuals with obstructive sleep apnea (OSA) displayed no difference in vaccine response compared to control subjects. Limitations: The limitations of this review include the relatively few articles included (n = 13) and small sample sizes (less than thirty subjects) in the majority of articles. Conclusion: Vaccine response in adults with a mental disorder remains inconclusive. Notwithstanding the heterogeneity and relatively small number of studies, available evidence does suggest attenuated immune response across disparate vaccinations. Future research is required to confirm vaccine efficacy in persons with mental disorders, especially regarding immune responses to COVID-19 vaccination.

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