Michel Perreault

Michel Perreault
McGill University | McGill · Department of Psychiatry

Ph.D.

About

169
Publications
12,666
Reads
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1,715
Citations
Introduction
Program and treatment evaluation in the domains of mental health and addiction, with a particular interest for the evaluation of the perspectives of clientele; Development, implementation and evaluation of training programs for staff and peer helpers in addiction and mental health; Evaluation of mental health problems and stress related to work.
Additional affiliations
January 1993 - present
McGill University
Position
  • Professor (Associate)
November 1986 - present

Publications

Publications (169)
Article
Harm reduction (HR) is an alternative to the moralization of drug use and a pragmatic public health approach aimed at minimizing harms associated with use. This study sought to gain the perspectives of persons who inject drugs (PWID) on the adequacy of services provided by HR organizations in Montreal. Twenty-two semi-structured interviews and two...
Article
Full-text available
Mental health recovery is the new paradigm in the mental health service delivery system worldwide. Recovery-oriented services go beyond traditional clinical care that is centered on symptom remission, aiming to help people: restore social connections with other individuals and the community; develop hope and optimism for the future; reconstruct an...
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Background and Objectives Problematic opioid use can be defined as opioid use behaviors leading to social, medical, or psychological consequences. In some instances, people presenting problematic opioid use can also meet criteria for an opioid use disorder. A growing body of literature highlights different types of people who use opioids, with cont...
Article
The COVID-19 pandemic has negatively impacted the well-being of healthcare workers (HCWs). HCWs are highly exposed to shift work and their work schedules have been subject to increasing unpredictability since the start of the pandemic. This review aims to: (1) map the studies providing information about factors associated with sleep characteristics...
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Suicide rates are higher for people with an opioid use disorder, compared to the general population. This study aims to characterize opioid agonist treatment entrants who present a history of suicidal ideations or suicide attempts, according to concurrent comorbidity profiles, in an opioid use disorder treatment facility. A chart review design was...
Article
Cet article recense les rôles adoptés par les pairs dans le domaine des services aux personnes qui utilisent des drogues par injection (notamment en lien avec l’éducation, l’intervention, la référence et la recherche), ainsi que les facteurs qui facilitent ou entravent leur intégration dans les équipes de soins (tels que la clarté et la flexibilité...
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Drug use and health: perspectives of people who inject drugs in Montreal Abstract Introduction. Persons who use drugs by injection (PUDI) face multiple threats to their health and life in addition to being subject to repression and social marginalization. Methodology. A qualitative study was carried out to understand the links that PWID establish...
Article
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Contexte : PROFAN est un programme de prévention des surdoses initié en 2015 par l’organisme de pairs Méta d’Âme pour faire face à la « crise » des opioïdes qui commençait à sévir à Montréal. Au cours de sessions d’une journée, les pairs forment des « secouristes » pour intervenir dans les cas de surdoses. Objectif : La description du programme e...
Article
Abstract The efficacy of oral opioid agonist treatments such as methadone or buprenorphine-naloxone for opioid use disorders has been demonstrated in terms of treatment retention, ceasing or reducing illicit opioid use, a reduction in mortality and morbidity and reduction in the risk of contracting HIV and hepatitis C for those who use injection m...
Article
Objectives Handover refers to the transfer of information from one professional to another during transitions of care. I-PASS is a mnemonic tool which stands for Illness severity; Patient summary; Action list; Situation awareness and contingency planning; and Synthesis by receiver. It was developed to standardize the handover process. Psychiatrists...
Article
In a neoliberal socio-political climate, there is increased pressure at work as well as greater expectations regarding the performance of non-work roles. These factors compound the challenge of coping with interrole conflict. In more economically developed countries, work-life balance is a term that has come to dominate the conceptualization of int...
Article
Background: Injectable opioid agonist treatment (iOAT) is an emerging evidence-based option in the continuum of care for opioid use disorder in parts of Canada. Our study objective was to identify and describe iOAT programs operating during the ongoing opioid overdose crisis. Methods: We conducted 2 sequential environmental scans. Programs were...
Article
In North America, the recent increase in opioid-related deaths has highlighted a need to consult people with Opioid Use Disorder (OUD) on how to improve treatments, namely in terms of service access and patient retention. The aim of this study is to explore experiential perspectives on how to improve accessibility and retention in OUD treatments. F...
Article
In North America, the recent increase in opioid-related deaths has highlighted a need to consult people with Opioid Use Disorder (OUD) on how to improve treatments, namely in terms of service access and patient retention. The aim of this study is to explore experiential perspectives on how to improve accessibility and retention in OUD treatments. F...
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Full-text available
Objectives: Cognitive Behavioral Analysis System of Psychotherapy (CBASP) is an individually administered treatment model designed specifically for Persistent Depression however bipolar patients have traditionally been excluded from CBASP studies. There is a perception that bipolar depression will be harder to treat and requires a unique psycholog...
Article
Full-text available
Although it has been established that employed status is generally associated with better mental health than unemployed status, the psychological mechanisms that underlie the longitudinal association between employment status and psychological distress remain to be understood. Initial mental health, lower coping skills and social support, and more...
Presentation
https://oraprdnt.uqtr.uquebec.ca/pls/public/gscw045a.afficher_detail_form_reponse?owa_no_site=4242&owa_bottin=&owa_no_fiche=173&owa_no_form_reponse=464867&owa_apercu=N&owa_imprimable=N&owa_brouillon=N&owa_fenetre_surgissante=N&owa_lettre=%25&owa_no_page=1
Technical Report
https://etudetaoi.files.wordpress.com/2020/03/centre-de-recherche-hd_guide-dinformation-version-finale.pdf
Article
Co‐occurring disorders in mental health and addiction present a high prevalence, but services available to prevent and treat them are often fragmented. Cross‐training activities have been used to help minimise breaks in service continuity. This study assesses to what extent positional clarification (a specific type of cross‐training activity) can h...
Article
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Opioid Dependence Treatment seen by People who Actively Inject Dugs in Montreal In a study conducted in Montreal, we analysed the experience of opioid dependence treatment (ODT) for people who actively inject drugs (PWID). How does this substitution treatment fit into PWID’s self-acceptance in it’s in their bodily, emotional, psychological and soc...
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Full-text available
Although it has been established that unemployment and underemployment increase distress and depression, the psychological mechanisms involved are not very clear. This study examines the roles of social support and coping strategies as mediators of the association between employment status and mental health, as well as gender and age differences as...
Article
Overdose is a significant problem in many countries around the world and is the leading cause of death among people who use drugs (PWUD). In order to avoid death caused by an overdose, it is necessary to intervene rapidly. Since PWUD often consume together, they are in an optimal position placed to intervene in emergency situations. Some opioid ove...
Article
Aims: To estimate the prevalence of cocaine binging and examine associated factors, to characterize binge episodes and to study the relationship between cocaine binging and HIV and HCV risk behaviors among street-based cocaine users. Methods: A prospective cohort study was conducted in Montréal, Canada. Interviewer-administered questionnaire wer...
Article
Background: Take-home naloxone programs (THN) are harm reduction programs with the aim of reducing the number of deaths caused by opioid overdoses. A THN program in Montreal called the PROFAN project was implemented with the goal of reducing overdoses through the use of peer-trainers. Peer-trainers are people who are currently or have previously u...
Article
Full-text available
Important attention has been given to the assessment of patients’ perspectives on treatment, especially as outcomes have been typically evaluated by clinicians. This study examined the association between patient and clinician ratings on perceived improvement and symptomatology changes for an older adult population participating in an ongoing psych...
Article
La consommation de substances psychoactives durant la grossesse comporte de nombreux risques sur l’issue de celle-ci ainsi que sur la sante du bebe a naitre. Il est d’ailleurs recommande d’intervenir tot durant la grossesse et de facon multidisciplinaire afin de repondre aux besoins des femmes enceintes et des meres. L’integration des services est...
Article
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Abstract Cocaine use is highly prevalent and a major public health problem. While some studies have reported frequent comorbidity problems among cocaine users, few studies have included evaluation of gambling problems. This study aimed to estimate the prevalence of gambling problems and compare those who were at-risk gamblers with non-problem gambl...
Article
Panic disorder and agoraphobia are both characterized by avoidance behaviors, which are known correlates of treatment discontinuation. The aim of this exploratory study is to distinguish the profile of participants suffering from panic disorder with agoraphobia that complete treatment from those who discontinue therapy by assessing four categories...
Article
Background: There is growing evidence of intravenous administration of prescription opioids (POs) in several countries. Preparation of POs for injection may leave residues in containers and filters used by people who inject drugs and may lead to adverse health outcomes if they are injected. Methods: This exploratory study used cross-sectional da...
Article
Background / Objectives Antidepressants constitute one of the most consumed classes of psychotropic medication. This study aims to identify a typology of users based on their individual characteristics, such as presence of a mental disorder and use of other psychotropic medication during the last year. Methods Antidepressant use for residents in th...
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Full-text available
Background: Fragmentation and lack of coordination often occur among organisations offering treatment for individuals with substance-use disorders. Better integration from a system perspective within a network of organisations offering substance-use disorder services can be developed using various integration strategies at the administrative and c...
Article
Some authors have called attention to the lack of service integration related to evaluation and treatment of parental substance abuse, an ongoing challenge for service providers. A cross-training project involving exchanges (immersion sessions) among clinical teams was established to improve the integration, effectiveness and coherence of intervent...
Article
Objectives: Habitations Prométhéus, a peer-run Montreal transitional housing program for opioid users, places highly disorganized, homeless individuals within a structured residential environment. In this study, resident perspectives are compared with themes emerging from literature on transitional housing programs. Methods: Thirteen residents (six...
Article
Background and Objectives Despite being common among cocaine users, mental health problems and their relationship with HIV and hepatitis C high risk injection behaviors are poorly documented. This study was undertaken to examine the relationships between mood and anxiety disorders and the sharing of drug injection equipment among cocaine users who...
Article
Objective: Support groups can help to reach individuals with anxiety disorders who are not or are only partly obtaining health services. The present study is based on a program that involves peer helpers as animators of a self-treatment group (Zéro-ATAQ). Their perspective has been documented in order to identify the aspects of the program which c...
Chapter
Full-text available
For more than 60 years, researchers have been interested in determining the impact of expectations on treatment outcome. Earlier studies mostly focused on two types of expectations: prognostic and process expectations. Aims: To review how four different types of expectations (prognostic, process, anxiety expectancy and anxiety sensitivity) contribu...
Article
Objectives: This study identified variables associated with perceived partially met and unmet needs for information, medication, and counseling, as well as overall perceived unmet needs, related to mental health among 571 people in a Canadian epidemiologic catchment area. Methods: Needs were measured with the Perceived Need for Care Questionnair...
Article
Objectif : Les groupes de soutien permettent de rejoindre des personnes atteintes de troubles anxieux qui ne sont pas desservies ou ne le sont que partiellement par les services de la santé. La présente étude porte sur le recours à des pairs aidants pour l’animation d’un programme d’autotraitement (Zéro-ATAQ). Leur point de vue sur ce programme a é...
Article
A study carried out in Quebec focused on the development of training for peer supporters in this area. Its results enable the necessary skills and the experience of these peer supporters to be assessed, in order to construct adapted training modules.
Conference Paper
Panic disorder and agoraphobia are both characterized by avoidance behaviours, which are known correlates of treatment discontinuation. The aim of this exploratory study is to distinguish the profile of participants suffering from panic disorder with agoraphobia that complete treatment from those who discontinue therapy, by assessing four categorie...
Article
SOiNS -n o 792 -janvier/février 2015. Formation de pairs aidants dans le traitement des troubles anxieux. Des études récentes suggèrent que le soutien des pairs aidants (PA) peut jouer un rôle déterminant dans le rétablissement d'une personne souffrant d'un trouble de santé mentale [1]. Le PA est essentiel dans la mise en place des soins puisqu'il...
Article
This study investigated the role of psychological variables and judicial problems in treatment retention for a low-threshold methadone program in Montreal, Canada. Logistic regression analyses were computed to examine associations between psychological variables (psychological distress, self-esteem, stages of change), criminal justice involvement,...
Article
This study sought to develop a typology of individuals with substance dependence (ISD) based on a longitudinal survey (n = 2,434) and 121 ISD. The latter were divided into three groups: newly abstinent individuals, chronic dependents and acute dependents. Individuals' typology was developed by cluster analysis. Newly abstinent individuals had fewer...
Article
Background Sleep medication is often reported as one of the most highly used psychotropic drugs in terms of past-year prevalence. Since their use often varies according to the characteristics of individuals, it is important to better understand these particular utilization patterns.Objectives The study aims to develop a typology of sleep medication...
Article
Full-text available
To examine the relationship between preference for group psychotherapy and adherence to group cognitive-behavioral therapy (CBT) for clients with panic disorder with agoraphobia (PDA), 109 participants experiencing PDA completed a questionnaire mea-suring preference for group treatment (PGTQ) before beginning CBT groups. A t test was used to compar...
Article
Objective: Our study sought to identify sociodemographic, clinical, life perception, and service use characteristics that distinguish new cases of people dependent on substances from the general population; and to determine predictors of substance dependence over a 2-year period. Variables that differentiate people dependent on substances accordin...
Article
Full-text available
Objective: Cocaine use and mental health disorders have both been separately identified as risk factors for blood borne virus infection. However, the contribution of specific underlying aspects of mental health to risks is not well documented. The aim of this study was to examine the association between psychological distress and risk behaviors for...
Article
This article examine the associations between elevated exposure to psychotropic medications, presence of a diagnosis of mental illness, and sociodemographic characteristics in the adult population. A questionnaire was administered by interview to 2433 individuals aged 15 and over in the epidemiological catchment area of South-West Montreal. The det...
Article
L’article examine les associations entre l’exposition élevée aux médicaments psychotropes, la présence d’un diagnostic de trouble mental et les caractéristiques sociodémographiques chez la population adulte. Un questionnaire a été passé par entrevue auprès de 2433 personnes de 15 ans et plus dans le cadre de l’enquête ZEPSOM (zone épidémiologique d...
Article
Full-text available
Les pairs aidants peuvent être intégrés de différentes façons dans les organisations où il interviennent. Dans cet article, cinq types de structure organisationnelle où l'on fait appel à des pairs aidants en toxicomanie et en santé mentale sont examinés: les groupes de soutien mutuel, les organisations d'entraide, les organisations autogérés, par d...
Article
Objectives: Our study examined the barriers to treatment experienced by people with anxiety disorders (ADs) who had not received services for their problems. Recommendations to improve treatment access made by participants are reported. Method: A web-based questionnaire on treatment accessibility for anxiety disorders was completed by 610 people...
Article
Full-text available
Background This report presents the initial results of the first Epidemiological Catchment Area Study in mental health in Canada. Five neighbourhoods in the South-West sector of Montreal, with a population of 258,000, were under study. The objectives of the research program were: 1) to assess the prevalence and incidence of psychological distress,...
Article
Full-text available
This study assesses the Urban Breakaway Project, a collaborative project offering a structured vacation in the countryside of the province of Quebec intended for homeless (or street) youths. The objective of this study was to document participants' perspectives regarding this project by examining their satisfaction, intention to change following th...
Article
Family-driven collaboration is fundamental to developing a new model of health care and eliminating fragmented services in mental health. The province of Québec (Canada) recently undertook major transformations of its mental health care system. These transformations represent an opportunity to improve collaboration between families and health care...
Article
The study was designed to identify factors associated with the diversity of professionals consulted by 212 individuals affected by at least one mental disorder in the past 12 months in a Montreal catchment area. For inclusion in the study, participants had to be aged 15 to 65 and reside in the study zone. A comprehensive set of variables were analy...
Article
Full-text available
This study sought to identify factors associated with health service utilisation by individuals with mental disorders in a Canadian catchment area. To be included in the study, participants had to be aged between 15 and 65 and reside in the study location. Data was collected randomly from June to December 2009 by specially trained interviewers. A c...
Article
In accordance with current health care and social reforms designed to enhance service efficiency, the nonprofit and voluntary sector is playing a more prominent role in service delivery. Policy makers would benefit from greater information on ways to enhance coordination between the public health care and social sector and nonprofit organizations....