The risk of common mental disorders in Indigenous Australians experiencing traumatic life events

Background Experiencing traumatic life events is associated with an increased risk of common mental disorders (CMDs), but studies investigating this association within Indigenous populations are limited. Aims The aim of this study was to investigate associations between trauma and CMDs after contro...

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Main Authors: Bushra Farah Nasir, Elizabeth G. Ryan, Emma B. Black, Stephen Kisely, Neeraj S. Gill, Gavin Beccaria, Srinivas Kondalsamy-Chennakesavan, Geoffrey C. Nicholson, Maree Toombs
Format: Article
Language:English
Published: Cambridge University Press 2022-01-01
Series:BJPsych Open
Subjects:
Online Access:https://www.cambridge.org/core/product/identifier/S2056472421010632/type/journal_article
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author Bushra Farah Nasir
Elizabeth G. Ryan
Emma B. Black
Stephen Kisely
Neeraj S. Gill
Gavin Beccaria
Srinivas Kondalsamy-Chennakesavan
Geoffrey C. Nicholson
Maree Toombs
author_facet Bushra Farah Nasir
Elizabeth G. Ryan
Emma B. Black
Stephen Kisely
Neeraj S. Gill
Gavin Beccaria
Srinivas Kondalsamy-Chennakesavan
Geoffrey C. Nicholson
Maree Toombs
author_sort Bushra Farah Nasir
collection DOAJ
description Background Experiencing traumatic life events is associated with an increased risk of common mental disorders (CMDs), but studies investigating this association within Indigenous populations are limited. Aims The aim of this study was to investigate associations between trauma and CMDs after controlling for other exposures. Method Trauma exposures and CMD diagnoses were determined in a broadly representative sample of 544 Indigenous Australians, using a diagnostic clinical interview. Associations were determined by multivariate logistic regression. Results Trauma exposure independently predicted CMDs. After adjustment for potential confounders, trauma exposure was associated with a 4.01-fold increased risk of a diagnosis of a CMD in the past 12 months. The increased risks were 4.38-, 2.65- and 2.78-fold of having an anxiety disorder, mood disorder or a substance use disorder, respectively. Trauma exposure and comorbid post-traumatic stress disorder was associated with a 4.53-fold increased risk of a diagnosis of a mood disorder, 2.47-fold increased risk of a diagnosis of a substance use disorder, and 3.58-fold increased risk of any diagnosis of a CMD, in the past 12 months. Experiencing both sexual and physical violence was associated with a 4.98-fold increased risk of a diagnosis of an anxiety disorder in the past 12 months. Conclusions Indigenous Australians experience significantly increased exposure to potentially harmful trauma compared with non-Indigenous Australians. Preventing and healing trauma exposure is paramount to reduce the high burden of CMDs in this population.
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spelling doaj.art-7018b2448dbe4269b0d203b98aa76d3c2023-03-09T12:29:18ZengCambridge University PressBJPsych Open2056-47242022-01-01810.1192/bjo.2021.1063The risk of common mental disorders in Indigenous Australians experiencing traumatic life eventsBushra Farah Nasir0https://orcid.org/0000-0002-8372-4877Elizabeth G. Ryan1Emma B. Black2Stephen Kisely3https://orcid.org/0000-0003-4021-2924Neeraj S. Gill4Gavin Beccaria5Srinivas Kondalsamy-Chennakesavan6Geoffrey C. Nicholson7Maree Toombs8Rural Clinical School, Faculty of Medicine, The University of Queensland, AustraliaCentre for Health Services Research, Faculty of Medicine, The University of Queensland, Australia; and QCIF Facility for Advanced Bioinformatics, Institute for Molecular Bioscience, The University of Queensland, AustraliaRural Clinical School, Faculty of Medicine, The University of Queensland, AustraliaPrincess Alexandra Hospital Southside Clinical Unit, Faculty of Medicine, The University of Queensland, AustraliaRural Clinical School, Faculty of Medicine, The University of Queensland, Australia; and School of Medicine, Griffith University, AustraliaSchool of Psychology and Counselling, The University of Southern Queensland, AustraliaRural Clinical School, Faculty of Medicine, The University of Queensland, AustraliaRural Clinical School, Faculty of Medicine, The University of Queensland, AustraliaRural Clinical School, Faculty of Medicine, The University of Queensland, AustraliaBackground Experiencing traumatic life events is associated with an increased risk of common mental disorders (CMDs), but studies investigating this association within Indigenous populations are limited. Aims The aim of this study was to investigate associations between trauma and CMDs after controlling for other exposures. Method Trauma exposures and CMD diagnoses were determined in a broadly representative sample of 544 Indigenous Australians, using a diagnostic clinical interview. Associations were determined by multivariate logistic regression. Results Trauma exposure independently predicted CMDs. After adjustment for potential confounders, trauma exposure was associated with a 4.01-fold increased risk of a diagnosis of a CMD in the past 12 months. The increased risks were 4.38-, 2.65- and 2.78-fold of having an anxiety disorder, mood disorder or a substance use disorder, respectively. Trauma exposure and comorbid post-traumatic stress disorder was associated with a 4.53-fold increased risk of a diagnosis of a mood disorder, 2.47-fold increased risk of a diagnosis of a substance use disorder, and 3.58-fold increased risk of any diagnosis of a CMD, in the past 12 months. Experiencing both sexual and physical violence was associated with a 4.98-fold increased risk of a diagnosis of an anxiety disorder in the past 12 months. Conclusions Indigenous Australians experience significantly increased exposure to potentially harmful trauma compared with non-Indigenous Australians. Preventing and healing trauma exposure is paramount to reduce the high burden of CMDs in this population. https://www.cambridge.org/core/product/identifier/S2056472421010632/type/journal_articleAboriginal and Torres Strait IslanderIndigenous Australianstraumacommon mental disordersStructured Clinical Interview for DSM-IV Axis I Disorders
spellingShingle Bushra Farah Nasir
Elizabeth G. Ryan
Emma B. Black
Stephen Kisely
Neeraj S. Gill
Gavin Beccaria
Srinivas Kondalsamy-Chennakesavan
Geoffrey C. Nicholson
Maree Toombs
The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
BJPsych Open
Aboriginal and Torres Strait Islander
Indigenous Australians
trauma
common mental disorders
Structured Clinical Interview for DSM-IV Axis I Disorders
title The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
title_full The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
title_fullStr The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
title_full_unstemmed The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
title_short The risk of common mental disorders in Indigenous Australians experiencing traumatic life events
title_sort risk of common mental disorders in indigenous australians experiencing traumatic life events
topic Aboriginal and Torres Strait Islander
Indigenous Australians
trauma
common mental disorders
Structured Clinical Interview for DSM-IV Axis I Disorders
url https://www.cambridge.org/core/product/identifier/S2056472421010632/type/journal_article
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