A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients

Background: Patients in the forensic mental health services (FMHS) with a mental disorder, a co-occurring substance use disorder (SUD), and high risk of aggressive antisocial behavior (AAB) are sometimes referred to as the ‘triply troubled’. They suffer poor treatment outcomes, high rates of crimina...

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Main Authors: J. Green, A.S. Lindqvist Bagge, N. Laporte, P. Andiné, M. Wallinius, M. Hildebrand Karlén
Format: Article
Language:English
Published: Elsevier 2023-11-01
Series:Comprehensive Psychiatry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0010440X23000652
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author J. Green
A.S. Lindqvist Bagge
N. Laporte
P. Andiné
M. Wallinius
M. Hildebrand Karlén
author_facet J. Green
A.S. Lindqvist Bagge
N. Laporte
P. Andiné
M. Wallinius
M. Hildebrand Karlén
author_sort J. Green
collection DOAJ
description Background: Patients in the forensic mental health services (FMHS) with a mental disorder, a co-occurring substance use disorder (SUD), and high risk of aggressive antisocial behavior (AAB) are sometimes referred to as the ‘triply troubled’. They suffer poor treatment outcomes, high rates of criminal recidivism, and increased risk of drug related mortality. To improve treatment for this heterogeneous patient group, more insight is needed concerning their co-occurring mental disorders, types of substances used, and the consequent risk of AAB. Methods: A three-step latent class analysis (LCA) was used to identify clinically relevant subgroups in a sample of patients (n = 98) from a high-security FMHS clinic in Sweden based on patterns in their history of mental disorders, SUD, types of substances used, and AAB. Results: A four-class model best fit our data: class 1 (42%) had a high probability of SUD, psychosis, and having used all substances; class 2 (26%) had a high probability of psychosis and cannabis use; class 3 (22%) had a high probability of autism and no substance use; and class 4 (10%) had a high probability of personality disorders and having used all substances. Both polysubstance classes (1 and 4) had a significantly more extensive history of AAB compared to classes 2 and 3. Class 3 and class 4 had extensive histories of self-directed aggression. Conclusions: The present study helps disentangle the heterogeneity of the ‘triply troubled’ patient group in FMHS. The results provide an illustration of a more person-oriented perspective on patient comorbidity and types of substances used which could benefit clinical assessment, treatment planning, and risk-management among patients in forensic psychiatric care.
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spelling doaj.art-eefd6b0fc09c48379426c87fbf5e22922023-10-28T05:06:17ZengElsevierComprehensive Psychiatry0010-440X2023-11-01127152428A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patientsJ. Green0A.S. Lindqvist Bagge1N. Laporte2P. Andiné3M. Wallinius4M. Hildebrand Karlén5Centre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Department of Psychology, University of Gothenburg, Gothenburg, Sweden; Corresponding author at: Department of Psychology, University of Gothenburg, Haraldsgatan 1, Box 500, S-405 30 Gothenburg, Sweden.Centre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Department of Psychology, University of Gothenburg, Gothenburg, SwedenCentre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Psychiatry, Department of Clinical Sciences Lund, Lund University, Lund, Sweden; Research Department, Regional Forensic Psychiatric Clinic, Växjö, SwedenCentre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Department of Forensic Psychiatry, National Board of Forensic Medicine, Gothenburg, Sweden; Forensic Psychiatric Clinic, Sahlgrenska University Hospital, Gothenburg, SwedenCentre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Psychiatry, Department of Clinical Sciences Lund, Lund University, Lund, Sweden; Research Department, Regional Forensic Psychiatric Clinic, Växjö, SwedenCentre for Ethics, Law and Mental Health, Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden; Department of Psychology, University of Gothenburg, Gothenburg, Sweden; Department of Forensic Psychiatry, National Board of Forensic Medicine, Gothenburg, SwedenBackground: Patients in the forensic mental health services (FMHS) with a mental disorder, a co-occurring substance use disorder (SUD), and high risk of aggressive antisocial behavior (AAB) are sometimes referred to as the ‘triply troubled’. They suffer poor treatment outcomes, high rates of criminal recidivism, and increased risk of drug related mortality. To improve treatment for this heterogeneous patient group, more insight is needed concerning their co-occurring mental disorders, types of substances used, and the consequent risk of AAB. Methods: A three-step latent class analysis (LCA) was used to identify clinically relevant subgroups in a sample of patients (n = 98) from a high-security FMHS clinic in Sweden based on patterns in their history of mental disorders, SUD, types of substances used, and AAB. Results: A four-class model best fit our data: class 1 (42%) had a high probability of SUD, psychosis, and having used all substances; class 2 (26%) had a high probability of psychosis and cannabis use; class 3 (22%) had a high probability of autism and no substance use; and class 4 (10%) had a high probability of personality disorders and having used all substances. Both polysubstance classes (1 and 4) had a significantly more extensive history of AAB compared to classes 2 and 3. Class 3 and class 4 had extensive histories of self-directed aggression. Conclusions: The present study helps disentangle the heterogeneity of the ‘triply troubled’ patient group in FMHS. The results provide an illustration of a more person-oriented perspective on patient comorbidity and types of substances used which could benefit clinical assessment, treatment planning, and risk-management among patients in forensic psychiatric care.http://www.sciencedirect.com/science/article/pii/S0010440X23000652Mental disordersCo-occurring disordersSubstance use disorderLatent class analysisAggressive antisocial behavior
spellingShingle J. Green
A.S. Lindqvist Bagge
N. Laporte
P. Andiné
M. Wallinius
M. Hildebrand Karlén
A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
Comprehensive Psychiatry
Mental disorders
Co-occurring disorders
Substance use disorder
Latent class analysis
Aggressive antisocial behavior
title A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
title_full A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
title_fullStr A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
title_full_unstemmed A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
title_short A latent class analysis of mental disorders, substance use, and aggressive antisocial behavior among Swedish forensic psychiatric patients
title_sort latent class analysis of mental disorders substance use and aggressive antisocial behavior among swedish forensic psychiatric patients
topic Mental disorders
Co-occurring disorders
Substance use disorder
Latent class analysis
Aggressive antisocial behavior
url http://www.sciencedirect.com/science/article/pii/S0010440X23000652
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