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PMID
38001492
TITLE
Discontinuation of antidepressant treatment: a retrospective cohort study on more than 20,000 participants.
ABSTRACT
BACKGROUND NlmCategory: BACKGROUND
Factors influencing antidepressant treatment discontinuation are poorly understood. In the present study, we aimed to estimate the prevalence of antidepressant treatment discontinuation and identify demographic characteristics, psychiatric comorbidities, and specific side effects associated with treatment discontinuation.
METHODS NlmCategory: METHODS
Factors influencing antidepressant treatment discontinuation are poorly understood. In the present study, we aimed to estimate the prevalence of antidepressant treatment discontinuation and identify demographic characteristics, psychiatric comorbidities, and specific side effects associated with treatment discontinuation. We leveraged data from the Australian Genetics of Depression Study (AGDS; N = 20,941) to perform a retrospective cohort study on antidepressant treatment discontinuation. Participants were eligible if they were over 18 years of age, had taken antidepressants in the past 4 years, and provided informed consent.
RESULTS NlmCategory: RESULTS
Factors influencing antidepressant treatment discontinuation are poorly understood. In the present study, we aimed to estimate the prevalence of antidepressant treatment discontinuation and identify demographic characteristics, psychiatric comorbidities, and specific side effects associated with treatment discontinuation. We leveraged data from the Australian Genetics of Depression Study (AGDS; N = 20,941) to perform a retrospective cohort study on antidepressant treatment discontinuation. Participants were eligible if they were over 18 years of age, had taken antidepressants in the past 4 years, and provided informed consent. Among the ten antidepressants studied, the highest discontinuation rates were observed for Mirtazapine (57.3%) and Amitriptyline (51.6%). Discontinuation rates were comparable across sexes except for Mirtazapine, for which women were more likely to discontinue. The two most common side effects, reduced sexual function and weight gain, were not associated with increased odds of treatment discontinuation. Anxiety, agitation, suicidal thoughts, vomiting, and rashes were associated with higher odds for treatment discontinuation, as were lifetime diagnoses of PTSD, ADHD, and a higher neuroticism score. Educational attainment showed a negative (protective) association with discontinuation across medications.
CONCLUSIONS NlmCategory: CONCLUSIONS
Factors influencing antidepressant treatment discontinuation are poorly understood. In the present study, we aimed to estimate the prevalence of antidepressant treatment discontinuation and identify demographic characteristics, psychiatric comorbidities, and specific side effects associated with treatment discontinuation. We leveraged data from the Australian Genetics of Depression Study (AGDS; N = 20,941) to perform a retrospective cohort study on antidepressant treatment discontinuation. Participants were eligible if they were over 18 years of age, had taken antidepressants in the past 4 years, and provided informed consent. Among the ten antidepressants studied, the highest discontinuation rates were observed for Mirtazapine (57.3%) and Amitriptyline (51.6%). Discontinuation rates were comparable across sexes except for Mirtazapine, for which women were more likely to discontinue. The two most common side effects, reduced sexual function and weight gain, were not associated with increased odds of treatment discontinuation. Anxiety, agitation, suicidal thoughts, vomiting, and rashes were associated with higher odds for treatment discontinuation, as were lifetime diagnoses of PTSD, ADHD, and a higher neuroticism score. Educational attainment showed a negative (protective) association with discontinuation across medications. Our study suggests that not all side effects contribute equally to discontinuation. Common side effects such as reduced sexual function and weight gain may not necessarily increase the risk of treatment discontinuation. Side effects linked to discontinuation can be divided into two groups, psychopathology related and allergy/intolerance.
© 2023. The Author(s).
DATE PUBLISHED
2023 Nov 24
HISTORY
PUBSTATUS PUBSTATUSDATE
received 2023/05/15
accepted 2023/11/13
medline 2023/11/25 12:43
pubmed 2023/11/25 12:42
entrez 2023/11/24 23:51
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Garcia-Marin LM Garcia-Marin Luis M LM School of Biomedical Sciences, Faculty of Medicine, The University of Queensland, Brisbane, QLD, Australia. luis.garciamarin@qimrberghofer.edu.au.
Mulcahy A Mulcahy Aoibhe A School of Biomedical Sciences, Faculty of Health, Queensland University of Technology, Brisbane, QLD, Australia.
Byrne EM Byrne Enda M EM Child Health Research Centre, The University of Queensland, Brisbane, QLD, Australia.
Medland SE Medland Sarah E SE Mental Health & Neuroscience Program, QIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Wray NR Wray Naomi R NR Queensland Brain Institute, The University of Queensland, Brisbane, QLD, Australia.
Chafota F Chafota Freddy F Mental Health & Neuroscience Program, QIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Lind PA Lind Penelope A PA School of Biomedical Sciences, Faculty of Health, Queensland University of Technology, Brisbane, QLD, Australia.
Martin NG Martin Nicholas G NG Mental Health & Neuroscience Program, QIMR Berghofer Medical Research Institute, Brisbane, QLD, Australia.
Hickie IB Hickie Ian B IB Brain and Mind Centre, University of Sydney, Camperdown, NSW, Australia.
Rentería ME Rentería Miguel E ME School of Biomedical Sciences, Faculty of Health, Queensland University of Technology, Brisbane, QLD, Australia.
Campos AI Campos Adrian I AI Institute for Molecular Bioscience, The University of Queensland, Brisbane, QLD, Australia.
INVESTIGATORS
JOURNAL
VOLUME: 22
ISSUE: 1
TITLE: Annals of general psychiatry
ISOABBREVIATION: Ann Gen Psychiatry
YEAR: 2023
MONTH: Nov
DAY: 24
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Print
ISSN: 1744-859X
ISSNTYPE: Print
MEDLINE JOURNAL
MEDLINETA: Ann Gen Psychiatry
COUNTRY: England
ISSNLINKING: 1744-859X
NLMUNIQUEID: 101236515
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
COMMENTS AND CORRECTIONS
GRANTS
GENERAL NOTE
KEYWORDS
KEYWORD
Antidepressant treatment
Comorbidities
Discontinuation
SNRI
SSRI
Side effects
MESH HEADINGS
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's