Stuart B. Murray
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View article: Exploring muscularity concerns and behaviours among boys and men with probable eating disorders
Exploring muscularity concerns and behaviours among boys and men with probable eating disorders Open
The muscular body ideal and muscularity concerns and behaviors have been posited to be major drivers of eating disorder psychopathology among boys and men. However, there is limited evidence of this, particularly among large, international…
View article: Comparing Outcomes for Telehealth Versus In‐Person Family‐Based Treatment: A Retrospective Chart Review
Comparing Outcomes for Telehealth Versus In‐Person Family‐Based Treatment: A Retrospective Chart Review Open
Objective Telehealth services have become part of many eating disorder (ED) treatment settings; yet, few studies have examined the effectiveness of family‐based treatment (FBT) delivered via telehealth. This study compared in‐person and te…
Muscle Dysmorphia and Emotion Regulation: Findings From the Study of Boys and Men Open
This study aimed to determine the association between muscle dysmorphia and emotion regulation difficulties among a sample of boys and men in Canada and the United States ( N = 1553). Multiple adjusted linear regression analyses were used …
Prevalence and correlates of muscle dysmorphia in a sample of boys and men in Canada and the United States Open
Background Muscle dysmorphia is a significant mental health condition that has been under-researched in epidemiological, community-based studies. Therefore, this study aimed to identify the prevalence and correlates of probable muscle dysm…
Body Checking Behaviors Among Boys and Men With Muscle Dysmorphia, Anorexia Nervosa, and Atypical Anorexia Nervosa Open
Objectives First, to compare body checking behaviors among boys and men with probable muscle dysmorphia or probable anorexia nervosa/atypical anorexia nervosa vs. those with neither. Second, to determine whether there is a difference in bo…
Muscle-building supplement use is associated with muscle dysmorphia symptomatology among Canadian adolescents and young adults Open
This study investigated the association between muscle-building supplement use and muscle dysmorphia symptomatology among Canadian adolescents and young adults. Data from the Canadian Study of Adolescent Health Behaviors (N = 2,731) were a…
Elucidating distinct and common fMRI-complexity patterns in pre-adolescent children with Attention-Deficit/Hyperactivity Disorder, Oppositional Defiant Disorder, and Obsessive-Compulsive Disorder diagnoses Open
Importance The pathophysiology of ADHD is complicated by high rates of psychiatric comorbidities, thus delineating unique versus shared functional brain perturbations is critical in elucidating illness pathophysiology. Objective To investi…
Associations Between Food Restriction, Alcohol and Marijuana Use and Co-Use, and Consequences Among College Students Open
These results provide the basis for further exploration of food restriction and SAM, as well as targeted interventions among at-risk populations.
Identification of Affective- and Social-Reinforcement Functions of Driven Exercise: Evidence From Three Samples Open
Driven exercise is a transdiagnostic maladaptive behavior, especially common in eating disorders (EDs); however, its maintenance mechanisms remain poorly understood. To address this gap, we examined the applicability of previously empirica…
Distinct functional connectivity phenotypes in preadolescent children with binge eating disorder by <span>BMI</span> status Open
Objective The neurobiological mechanisms underpinning binge eating disorder (BED) in children remain largely unclear, as the alterations that have been identified to date may be attributable to BED, obesity, or compound effects. This study…
View article: Assessing Psychological Remission in Adolescent Anorexia Nervosa: A Comparison of Patient and Parent Report
Assessing Psychological Remission in Adolescent Anorexia Nervosa: A Comparison of Patient and Parent Report Open
Objective The definition and assessment of remission in anorexia nervosa (AN) needs greater consensus. Particularly in adolescents, the use of patient‐reported composite indices (such as the Eating Disorder Examination [EDE] Global Score) …
Parent version of the Eating Disorder Examination: Reliability and validity in a treatment-seeking sample Open
Background Assessment of eating disorders (ED) in youth relies heavily on self-report, yet persistent lack of recognition of the presence and/or seriousness of symptoms can be intrinsic to ED. This study examines the psychometric propertie…
Leveraging Machine Learning to Identify Gendered Stereotypes and Body Image Concerns on Diet and Fitness Online Forums Open
The pervasive expectations about ideal body types in Western society can lead to body image concerns, dissatisfaction, and in extreme cases, eating disorders and other psychopathologies related to body image. While previous research has fo…
View article: Describing use of muscle-building supplements among adolescents and young adults in Canada
Describing use of muscle-building supplements among adolescents and young adults in Canada Open
Given the high prevalence of use of muscle-building supplements, such as whey protein and creatine monohydrate, there remains a need for more research to understand use among adolescents and young adults. This study aimed to describe the i…
Assessing midbrain neuromelanin and its relationship to reward learning in anorexia nervosa: Stage 1 of a registered report Open
Introduction Anorexia nervosa (AN) is a debilitating and potentially chronic eating disorder, characterized by low hedonic drive toward food, which has been linked with perturbations in both reward processing and dopaminergic activity. Neu…
Neuromodulation of Eating Disorders: A Review of Underlying Neural Network Activity and Neuromodulatory Treatments Open
Eating disorders are a group of psychiatric conditions that involve pathological relationships between patients and food. The most prolific of these disorders are anorexia nervosa, bulimia nervosa, and binge eating disorder. The current st…
View article: The social epidemiology of binge-eating disorder and behaviors in early adolescents
The social epidemiology of binge-eating disorder and behaviors in early adolescents Open
Background Binge-eating disorder (BED) is the most common eating disorder phenotype and is linked to several negative health outcomes. Yet, little is known about the social epidemiology of BED, particularly in early adolescence. The object…
Investigating the factor structure and measurement invariance of the eating disorder examination questionnaire (EDE-Q) among cisgender gay men and lesbian women from the United States Open
Background Although the Eating Disorder Examination-Questionnaire (EDE-Q) is one of the most widely used self-report assessments of eating disorder symptoms, evidence indicates potential limitations with its original factor structure and a…
Functional Connectivity and Complexity Analyses of Resting-State fMRI in Pre-Adolescents with ADHD Open
Attention deficit hyperactivity disorder (ADHD) has been characterized by impairments among distributed functional brain networks, e.g., the frontoparietal network (FPN), default mode network (DMN), and reward and motivation-related circui…
View article: A Multi-Modal Assessment of Fear Conditioning in Adolescent Anorexia Nervosa
A Multi-Modal Assessment of Fear Conditioning in Adolescent Anorexia Nervosa Open
Background: Anorexia nervosa (AN) is a pernicious psychiatric disorder which is principally characterized by a fear of weight gain. Notwithstanding the centrality of fear in the psychopathology of AN, controlled assessments of negative val…
Investigating the factor structure and measurement invariance of the <span>Eating Disorder Examination‐Questionnaire</span> (<span>EDE‐Q</span>) in a community sample of gender minority adults from the <span>United States</span> Open
Objective The Eating Disorder Examination‐Questionnaire (EDE‐Q) is one of the most widely used self‐report assessments of eating disorder symptoms. However, evidence indicates potential problems with its original factor structure and assoc…
Daily ovarian hormone exposure and loss of control eating in adolescent girls: A registered report Open
Objective The daily biobehavioral factors that precipitate loss of control eating (LOCE) in adolescent girls are not well known. Ovarian hormone levels are key biological factors associated with the etiology of eating disorders in adolesce…
Food insecurity and binge‐eating disorder in early adolescence Open
Objective Food insecurity is defined as lack of consistent access to adequate food for healthy living. The objective of this study was to determine the associations between food insecurity and binge‐eating disorder in a national cohort of …
Identification of affective and social reinforcement functions of driven exercise: Evidence from three samples Open
Driven exercise is a transdiagnostic maladaptive behavior, especially common in eating disorders (ED); however, its maintenance mechanisms remain poorly understood. To address this gap, we examined the applicability of previously empirical…
Validation of the muscularity‐oriented eating test in adult women in China Open
Objective Research on muscularity‐oriented disordered eating has grown in recent years. However, the bulk of this research has focused on men and Western populations. Limited research is available in non‐Western populations of women (e.g.,…