Laura Dellazizzo

Laura Dellazizzo
Université de Montréal | UdeM · Department of Psychiatry and Addictology

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36
Publications
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338
Citations

Publications

Publications (36)
Article
Full-text available
The legalization of cannabis raises many queries, one of which regards the criminal liability of users under the influence of cannabis when crimes against the person are committed. This perspective review consequently aims to examine the defense of mental disorder (also referred to as the insanity defense) in Canadian criminal law and revise court...
Article
Background: The association between cannabis and cognitive functions has been thoroughly studied in psychotic disorders, but conflictual/paradoxical results have emerged. This critical meta-review examined the magnitude of effects of cannabis on neurocognitive functions in patients with psychotic disorders provided by meta-analyses and evaluated th...
Article
Background: Cannabis is among the most consumed psychoactive substances world-wide. Considering changing policy trends regarding the substance, it is crucial to understand more clearly its potential acute and residual adverse effects from a public health viewpoint. Cognitive function is one of the targeted areas with conflicting findings. This met...
Article
Full-text available
Given the increasing literature on forensic assertive community treatment (FACT), we conducted a systematic review and meta-analysis to explore the effectiveness of FACT among justice-involved individuals with severe mental illness. The Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines were followed. Sixteen stu...
Article
Full-text available
Abstract: Objectives. The COVID-19 pandemic has had many public health impacts, especially on vulnerable individuals including adults with neurocognitive disorders (NCD). With increasing literature, this systematic literature review aimed to address the mental health effects of COVID-19 on people with NCD in addition to examine the impact of the pa...
Article
Objectives Schizophrenia, particularly treatment-resistant schizophrenia (TRS), is one of the most disabling psychiatric disorders in terms of adverse effects on the quality of life (QOL) of patients. Subjective QOL has become a particularly crucial target that should be improved with treatment, since improved QOL may lead to recovery in patients w...
Article
Purpose Since conduct problems (CP) vary distinctly across youths, better subtyping CP may be an important vehicle to study specific risk factors associated to differential patterns of CP. In a sample of 63,196 adolescents, we employed a two-step method to the identify such CP patterns and to help classify youths based on several sociodemographic a...
Article
Full-text available
The gold-standard cognitive–behavioral therapy (CBT) for psychosis offers at best modest effects. With advances in technology, virtual reality (VR) therapies for auditory verbal hallucinations (AVH), such as AVATAR therapy (AT) and VR-assisted therapy (VRT), are amid a new wave of relational approaches that may heighten effects. Prior trials have s...
Article
Objective Since the therapeutic processes of Avatar Therapy remain equivocal, the current study aims to further extend our previous findings by analyzing the evolution of the avatars’ and patients’ speech and changes in patient responses as sessions progressed. Design Eighteen patients with treatment‐resistant schizophrenia were selected from two...
Article
Full-text available
Background: Combining cognitive behavioral therapy (CBT) for psychosis with another psychosocial intervention comprising virtual reality (VR)-assisted therapy (VRT) may improve targeted outcomes in treatment-resistant schizophrenia patients. Methods: Ten participants having followed CBT were part of our comparative clinical trial comparing VRT t...
Article
Recidivism among released inmates is associated with a substantial societal burden given the financial and medical consequences of victimization. Among incarcerated North Americans, approximately 7% are housed in solitary confinement (SC). Studies show SC can lead to psychological deterioration and dispute it can effectively reduce institutional mi...
Article
Full-text available
There has been a shift surrounding societal and legal perspectives on cannabis reflecting changing public attitudes towards the perceived safety and social acceptability of cannabis use. With cannabis liberalization internationally, the focus of most cannabis-related harms has been on effects with users themselves. Harm-to-others including injuries...
Article
Background Among all diseases globally, mental illnesses are one of the major causes of burden. As many people are resistant to conventional evidence-based treatments, there is an unmet need for the implementation of novel mental health treatments. Efforts to increase the effectiveness and benefits of evidence-based psychotherapy in psychiatry have...
Article
Full-text available
Objectives To systematically review and meta-analyze the psychological effects and mortality rate in inmates having been exposed to solitary confinement in correctional settings.Methods PubMed, PsycINFO, Web of Science, and Google Scholar were searched using keywords describing solitary confinement in combination with keywords for psychological or...
Preprint
BACKGROUND Avatar therapy (AT) is a modern therapeutic alternative for schizophrenic patients with persistent auditory hallucinations. The effectiveness of psychotherapy is generally measured by semi-structured interviews or self-reported questionnaires. To complement, an increasing number of research teams have started to use qualitative analyses,...
Preprint
BACKGROUND Among all diseases globally, mental illnesses are one of the major causes of burden. As many people are resistant to conventional evidence-based treatments, there is an unmet need for the implementation of novel mental health treatments. Efforts to increase the effectiveness and benefits of evidence-based psychotherapy in psychiatry have...
Article
Objective: The aim of this meta-analysis was to investigate the extent to which cannabis use among youths is associated with the risk of perpetrating physical violence. Methods: Searches were conducted in PubMed, PsycINFO, Web of Science, and Google Scholar for articles published from the inception of each database to July 2019. All studies that...
Article
The aim of this meta‐analysis was to examine the association between any mental health problem and the risk of being placed into solitary confinement in correctional settings. PubMed, PsycINFO, Web of Science and Google Scholar were searched from each database’s inception date to November 2019. All publications assessing both mental health problems...
Article
Full-text available
Youth violence is a complex and multifactorial issue that has severe health and social consequences. While treatment options exist to treat/reduce violence in at-risk populations such as schizophrenia, there remains limitations in the efficacy of current interventions. Virtual reality (VR) appears to be a unique possibility to expose offenders and...
Article
Full-text available
Background: In youth, anxiety-depressive traits (ADT) and trait-aggression (TA) are important risk factors of exhibiting maladaptive behaviors in adulthood (i.e. violence and substance use). However, the developmental co-occurrence of these traits in youth remains unknown. We thus sought to investigate the developmental trajectories of ADT and TA...
Article
Full-text available
Background: Individuals with severe mental illnesses are at greater risk of offenses and violence, though the relationship remains unclear due to the interplay of static and dynamic risk factors. Static factors have generally been emphasized, leaving little room for temporal changes in risk. Hence, this longitudinal study aims to identify subgroups...
Article
Background: The relationship between cannabis and violence remains unclear, especially amid those with severe mental illnesses (SMI). The objective of this meta-analysis was to investigate the cannabis-violence association in a population of individuals with a SMI. Method: A systematic search of literature using PubMed, PsychINFO, Web of Science an...
Article
Full-text available
OBJECTIVE Avoiding decreases in brain tissue oxygenation (PbtO 2 ) after traumatic brain injury (TBI) is important. How best to adjust PbtO 2 remains unclear. The authors investigated the association between partial pressure of oxygen (PaO 2 ) and PbtO 2 to determine the minimal PaO 2 required to maintain PbtO 2 above the hypoxic threshold (> 20 mm...
Article
Schizophrenia (SCZ) is a severe chronic disease associated with significant functional impairments. Prior to a diagnosis of SCZ, some nonspecific symptoms may occur (i.e., anxiety, insomnia, depressive symptoms) and may progress into psychosis. While these may be attenuated or not of sufficient severity for psychosis, many will seek help for these...
Article
Full-text available
Peer support promotes the overall wellness of people with mental illness by establishing mutual partnerships throughout their different stages of recovery. In health research, investments in patient-oriented research have become prioritized. However, peer-contributed research remains relatively rare, especially in the study of psychosis. Our resear...
Article
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Background While many pharmacological and psychosocial interventions are available, many treatment-resistant schizophrenia patients continue to suffer from persistent psychotic symptoms, mainly auditory verbal hallucinations (AVH). Recently, a psychological therapy using computerized technology has shown large therapeutic effects on AVH severity by...
Article
Full-text available
Effective treatment strategies for schizophrenia remain very challenging and many treatment-resistant patients will suffer from persistent auditory verbal hallucinations (AVH). While clozapine is the gold-standard medication for this complex population, many will not respond to this molecule. For these ultra-resistant patients, limited options are...
Article
Il est fréquent de voir émerger des symptômes avant que le diagnostic de schizophrénie (SCZ) soit posé. Ceux-ci sont cependant peu spécifiques (p. ex. anxiété, symptômes dépressifs). Malgré plusieurs études sur le sujet, il n’y a toujours pas de consensus sur les symptômes qui précèdent la psychose. Cette étude vise à évaluer les présentations clin...
Article
High rates of violence are found amid offenders with severe mental illnesses (SMI), substance use disorders (SUDs) and Cluster B personality disorders. Elevated rates of comorbidity lead to inconsistencies when it comes to this relationship. Furthermore, overlapping Cluster B personality traits have been associated with violence. Using multiple cor...
Article
Full-text available
Violence is a major concern and is prevalent across several mental disorders. The use of substances has been associated with an exacerbation of psychiatric symptoms as well as with violence. Compared to other substances such as alcohol and cocaine, existing literature on the cannabis-violence relationship has been more limited, with most studies be...
Article
Aggression is a major concern in psychiatric units even more so in emergency settings and is prevalent across many mental disorders. Since a prior history of aggression remains a crucial predictor of violence in hospitalized patients, appropriate tools assessing the history of violence are essential to implement management plans. The Life History o...
Presentation
Cette étude de validation montre que le questionnaire Brown-Goodwin History of Aggression conserve ces excellentes propriétés psychométriques chez des patients de l’urgence psychiatrique de l’institut universitaire en santé mentale de Montréal (IUSMM).

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Projects

Projects (2)
Project
Signature is a bio and psychosocial data bank. Patients were recruited from the psychiatric emergency of the Montreal University Mental Health Institute. The goal is to better understand Mental Health problem using a dimensional approach.