Phillipa Hay

Western Sydney University · School of Medicine

Objective A larger number of younger children are being diagnosed with an eating disorder (ED), with parents typically reporting a delay between early warning signs (EWS) and seeking help. The aim of the current investigation was to identify the common EWS for EDs in children noticed by caregivers and consumers as reported on websites to inform ear...

Objective Eating disorders often result in distress, relationship impairment, and emotional, social, and financial burden for family members and other loved ones. However, carer outcomes from eating disorder treatment are under‐researched, particularly residential settings. This study aimed to examine carer outcomes from a transdiagnostic residenti...

Background Elite athletes experience unique pressures and cognitions associated with disordered eating, which may not be appropriately captured by existing tools. The Athletic Disordered Eating (ADE) scale is a recently developed and first measure of disordered eating specifically developed and validated in current and former athletes. This study a...

Introduction: Pharmacological and other treatments for binge eating disorder (BED) predate its inclusion as the third main eating disorder in the 2013 DSM-5. Currently, second in line to psychological therapy are psychotropics such as antidepressants, anticonvulsants and stimulants. Areas covered: This review summarizes the evidence and emerging...

Background Despite the high prevalence of disordered eating and eating disorders amongst elite athletes, it remains unclear whether risk factors and psychological processes align with those in the general population or if there are unique sport-factors associated with heightened risk. This cross-sectional study investigated if sport-specific factor...

Introduction This Rapid Review (RR) aimed to assess the current literature over the past decade to determine the prevailing evidence regarding compulsory treatment* in eating disorders (ED). It is hoped that the review will help inform a consensus opinion as to whether this course of action confers significant clinical benefit, and importantly, to...

Purpose Developing personal goals beyond weight and shape, and promoting the agency to pursue those goals, could aid in treatment and recovery from anorexia nervosa (AN). This research explores the strengths, interests and goals of individuals currently receiving treatment for AN and evaluates how treatment services are supporting them to work towa...

Purpose To investigate massage therapists’ attitudes, consultation processes, and confidence to respond to situations involving domestic and family violence (DFV) in clinical practice. Methods An online survey-based study was conducted and Australian massage therapists, 18 years of age or over were recruited. The survey included 64 questions in 3...

This updated meta-synthesis explores further dimensions of the lived experience of severe and enduring anorexia nervosa (SE-AN) since recent contention regarding proposed "terminal anorexia nervosa (T-AN)". The paper aims to update the original synthesis and to situate participant responses to the category of "T-AN". Thus, extending the proposed co...

Objectives: To investigate the associations among symptoms of attention deficit hyperactivity disorder (ADHD) with binge eating spectrum conditions - BESC - [binge eating disorder (BED), bulimia nervosa (BN), and recurrent binge eating (RBE)], and psychiatric and somatic comorbidity and healthcare utilization in a representative sample of a Brazil...

Background/Objectives: Several systematic reviews and meta-analyses have been conducted to date indicating a high prevalence of disordered eating in elite athletes and associated risk factors. However, the substantial time burden associated with locating and comparing these reviews, which are varied in methodology and sampling focus, may be a barri...

Objective Prevention programs for eating disorders (EDs) and high body index mass (BMI) have the potential to reduce the onset of these interconnected public health concerns. However, it remains unclear whether routine implementation of such programs would be cost‐effective. This study aims to determine the cost‐effectiveness of an intervention tha...

Individuals with eating disorders often face difficulty accessing sufficiently intensive, recovery-focused treatment. Residential treatment may fill a gap in the spectrum of care, offering 24-h support in a more home-like environment than a hospital and using a holistic approach including individual and group psychological therapy, meal support, an...

Citation: da Luz, F.Q.; Mohsin, M.; Teixeira, P.C.; dos Santos, E.; Gaeta, T.; Ferrari, S.; Martin, K.; Dias, A.; Jana, T.A.; Marinho, L.S.; et al. A Abstract: The efficacy of two different online treatment programs for people with binge eating disorder (BED) was compared. One hundred and nineteen adults with BED were randomized to treatments based...

Background Lisdexamfetamine dimesylate (LDX) has demonstrated safety and efficacy for treatment of Binge Eating Disorder (BED). However, to date, trials have not included participants with co-occurring psychiatric disorders. This study explores how LDX affects eating disorder psychopathology, symptoms of common psychiatric comorbidities of BED (ADH...

Background Women experiencing pregnancy after stillbirth experience high levels of anxiety, fear and depression. Standard antenatal care may be emotionally unsuitable for many women at this time, and there is a lack of evidence on what interventions or approaches to care might benefit these women. Therapeutic massage may assist women after stillbir...

Background: The majority of research on the relationship between anorexia nervosa (AN) and trauma has been cross-sectional and quantitative. This study aimed to qualitatively explore how this relationship may shift over time. Methods: A community sample of nine women with a lived experience of AN and trauma were interviewed three times over ten yea...

Background Few interventions for food addiction (FA) report on dietary intake variables. The present study comprised a three‐arm randomised controlled trial in adults with symptoms of FA. The aim was to evaluate dietary intake, sleep and physical activity resulting from a dietitian‐led telehealth intervention at 3 months. Methods Adults with ≥3 sy...

Although childhood trauma and posttraumatic stress disorder (PTSD) have been well‐researched in eating disorder epidemiology, prevalence rates are unavailable for complex PTSD (CPTSD). Under recently introduced ICD‐11 criteria, individuals with CPTSD have both PTSD symptoms and additional disturbances in self‐organization (DSO). Using ICD‐11 criter...

Objective Elite athletes are at elevated risk for disordered eating and eating disorders; however, little is known about risk and maintaining factors, or barriers and facilitators of help‐seeking in this cohort. This systematic review synthesized qualitative findings regarding possible risk and maintaining factors for disordered eating, as well as...

Obesity is considered a chronic and relapsing disease. In the persistent search for effective solutions to combat obesity, a new frontier has emerged, reshaping the scenery of intervention strategies. We observed that the dynamic relationship between psychiatry and obesity has taken center stage nowadays, with recent advances in pharmacological int...

Binge eating disorder (BED) is a complex and heritable mental health disorder, with genetic, neurobiological, neuroendocrinological, environmental and developmental factors all demonstrated to contribute to the aetiology of this illness. Although psychotherapy is the gold standard for treating BED, a significant subgroup of those treated do not rec...

This study aimed to examine the potential predictors of improvement in mental health outcomes following participation in an intensive non-surgical outpatient weight management program (WMP) in an Australian public hospital. This was a retrospective cohort study of all adults with Class 3 obesity (BMI ≥ 40 kg/m²) who enrolled in the WMP from March 2...

This study aimed to explore the dietetic treatment experiences of individuals with high eating disorder (ED) symptomatology attending a metabolic and bariatric clinic. An exploratory mixed methods cross-sectional study was conducted. Eighteen participants completed the survey, which included an adapted version of the Eating Disorders Treatment Expe...

This study aimed to examine whether early change in self-reported quality of life (QoL) was a predictor of outcomes in the treatment of anorexia nervosa (AN). Given suggestions that people with AN overestimate their QoL when unwell, we hypothesised that any early change in self-reported QoL, be it an early improvement or early worsening, would pred...

There is scant data about the prevalence and correlates of ADHD in middle-income countries. Objective The aim of this study was to investigate the prevalence and psychiatric correlates of symptomatic ADHD in a large metropolitan area of a middle-income country. Methods An in-person household survey with randomly selected 2,297 adults aged 19 to 6...

Specific facets of body image disturbance have an important role in eating disorder (ED) onset and maintenance yet have been assessed with single items and/or questionnaires predominantly developed in female samples to capture desire for a thinner body. The aim of this multipart study was to develop the multifaceted instrument for body image distur...

Background Exploration of client identity negotiations during treatment for Anorexia Nervosa (AN) is a relatively new area of research. Research suggests that difficulties with identity negotiations may present as a barrier to treatment. This study sought to explore individuals’ identity negotiations during therapy sessions using Compulsive Exercis...

Objective The present study aimed to compare the estimated prevalence, sociodemographic features and impacts of Bulimia Nervosa (BN), Binge Eating Disorder (BED) and Other Specified Feeding or Eating Disorder (OSFED; BN or BED of low frequency and/or limited duration) when comparing the DSM‐5 with the broader ICD‐11 diagnostic criteria for size and...

Background Severe and enduring anorexia nervosa (SE-AN), is a serious and persistent illness, despite ‘state of the art’ treatment. Criteria have been theoretically proposed, but not tested, and may not adequately capture illness complexity, which potentially inhibits treatment refinements. The clinical reality of death as an outcome for some peopl...

Residential treatment programs for eating disorders (EDs) have gained popularity in recent years, expanding beyond the United States to countries such as Canada, Italy, and the United Kingdom. These programs offer a “home-like” environment where individuals reside for several weeks or months, emphasising both physical restoration and psychological...

Two decades have elapsed since our publication of ‘What kind of illness is anorexia nervosa?’. The question remains whether our understanding of anorexia nervosa and its treatment thereof has evolved over this time. The verdict is disappointing at best. Our current gold standard treatments remain over-valued and clinical outcomes are modest at best...

Introduction Pelvic girdle pain is a common problem experienced during pregnancy, with high incidence rates and significant impacts on quality of life. Remedial massage might be able to provide some reduction in pain. Aim This study aimed to investigate the feasibility of conducting a randomised controlled trial on the effectiveness of massage in...

Dietitians are included in eating disorder (ED) treatment teams for their expertise in nutrition. However, little is known about an individual’s experience of dietetic intervention as part of their ED treatment and what they value as part of dietetic care. Therefore, the aim of this review was to synthesise the available qualitative literature to u...

Introduction: Binge-eating disorder (BED) is a complex and disabling eating disorder (ED) associated with considerable burden and impairments in quality of life and physical/mental health. It has been recognized as a formal ED category since 2013, however BED is still underdetected and undertreated. Areas covered: This review summarizes the adva...

This systematic review aimed to explore social and occupational functioning levels in individuals with BPD and whether this varies according to symptomatic status, age, or gender. A multi-database search was conducted for articles, and of the 1164 records identified, 19 were included in this review. Of the 15 studies reporting on social functioning...

Objectives This systematic review aimed to compare the weight change in people with or without binge eating who underwent various weight loss treatments. Methods We searched for studies in PubMed, American Psychological Association, and Embase from inception to January 2022. The studies selected included assessment of binge eating and body weight...

Introduction: Food intake during binge eating episodes has been found to be associated with symptoms of depression and anxiety in individuals with eating disorders. Objective: To evaluate the association between caloric intake during binge eating episodes (BEE) and psychopathology in individuals with binge eating spectrum disorders (BSD). Metho...

Background Night eating syndrome (NES) is a unique eating disorder characterised by evening hyperphagia and nocturnal ingestions which cause significant distress and/or impairment in functioning. Despite the growing literature, NES remains poorly understood and under diagnosed. As such, this study aims to compare the prevalence of physical health c...

Background Exploration of client identity negotiations during treatment for Anorexia Nervosa (AN) is a relatively new area of research. Research suggests that difficulties with identity negotiations may present as a barrier to treatment. This study sought to explore individuals’ identity negotiations during therapy sessions using Compulsive Exercis...

Eating disorders (ED) are complex mental health conditions characterized by persistent disturbances in eating behaviour that alter the consumption and metabolism of foods 1. Individuals who exhibit ED symptomologies often experience disordered eating behaviours (e.g., binge eating, food restriction, and inappropriate compensatory behaviours), but m...

Background Severe and enduring anorexia nervosa (SE-AN) is amongst the most impairing of all mental illnesses. Collective uncertainties about SE-AN nosology impacts treatment refinement. Qualitative research, particularly lived experience literature, can contribute to a process of revision and enrichment of understanding the SE-AN experience and fu...

Anorexia nervosa (AN) is a mental health disorder that has serious physical, emotional and social consequences. Whilst cognitive behavioural therapy for AN (CBT-AN) has demonstrated efficacy, there remains a global need to improve AN treatment. Compulsive exercise activity therapy (LEAP) is an active therapy consisting of the addition to CBT-AN of...

Purpose The Wisconsin Card Sorting Test (WCST) is the most common measure of cognitive flexibility in anorexia nervosa (AN), but task-switching paradigms are beginning to be utilized. The current study directly compared performance on a cued task-switching measure and the WCST to evaluate their association in participants with a lifetime diagnosis...

Introduction Disordered eating among adolescents is of increasing concern given associated physical and mental health sequelae. Cognitions underlying disordered eating are formed in childhood and adolescence. Parents are a significant presence during this period, so it is critical to understand how they influence their adolescent's eating cognition...

Grazing is a clinically relevant eating behaviour, especially when it presents with a sense of loss of control (compulsive grazing). There is evidence that other disordered eating patterns are associated with problematic substance use and impulsivity-related conditions, such as attention-deficit/hyperactivity disorder (ADHD). This overlap contribut...

Background Little is known about the prevalence and impairment associated with possible Avoidant/restrictive food intake disorder (ARFID) in community adolescent populations. We aimed to investigate the prevalence, health-related quality of life (HRQoL), and psychological distress associated with possible ARFID in a sample of adolescents from the g...

Night eating syndrome (NES) is characterised by recurrent episodes of night eating, evident through excessive food consumption after the evening meal or eating after awakening from sleep, often associated with significant distress and/or impairment in functioning. This scoping review was conducted according to PRISMA-ScR (Preferred Reporting Items...

Background Treatment for anorexia nervosa (AN) is typically delivered on a continuum of care, starting with outpatient treatment, and moving onto intensive outpatient, day or residential treatment and/or inpatient hospitalisation. However, minimal attention has been afforded to the lived experiences of persons undergoing inpatient treatment for AN....

There is growing evidence of prior experiences of trauma and trauma-related symptoms among people with eating disorders; however, there is little understanding as to how post-traumatic stress disorder (PTSD) and exposure to traumatic events affect treatment outcomes. Without this knowledge, eating disorder clinicians are unable to tailor treatment...

Objective: To develop and internally validate risk prediction models for adolescent onset and persistence of eating disorders. Methods: N = 963 Australian adolescents (11-19 years) in the EveryBODY Study cohort completed online surveys in 2018 and 2019. Models were built to predict 12-month risk of (1) onset, and (2) persistence of a DSM-5 eatin...

Most studies suggest that COVID-19 has adversely affected the quality of life and mental health, including eating disorders. However, studies have yet to examine longitudinally the impact of COVID-19 on eating disorder symptomatic individuals. This study aims to examine longitudinally the impact of the COVID-19 pandemic on the lifestyle and eating...

Objective There have been an increasing number of systematic reviews indicating the association between eating disorders (ED), including its risk factors, with mental health problems such as depression, suicide and anxiety. The objective of this study was to conduct an umbrella review of these reviews and provide a top-level synthesis of the curren...

The prevalence of binge eating spectrum conditions (BESC) are increasing globally. However , there is a lack of data from general population samples in low-and middle-income countries. Thus, this study described the food consumption during objective binge eating episodes (OBE) in people with BESC from a metropolitan city in Brazil. Participants com...

Parents are key influencers of adolescents’ attitudes on weight, shape, and eating, and make more positive than negative comments, with negative comments most impactful. This study examined prospective unique associations of parental positive and negative comments in a community sample of adolescents with paediatric psychosocial quality of life (PE...

Citation: da Luz, F.Q.; Mohsin, M.; Jana, T.A.; Marinho, L.S.; Santos, E.d.; Lobo, I.; Pascoareli, L.; Gaeta, T.; Ferrari, S.; Teixeira, P.C.; et al. An Examination of the Relationships between Eating-Disorder Symptoms, Abstract: Eating disorders, such as binge eating disorder, are commonly associated with difficulties with emotion regulation and m...

Background Eating disorders (EDs) are complex psychological disorders, with low rates of detection and early intervention. They can lead to significant mental and physical health complications, especially if intervention is delayed. Given high rates of morbidity and mortality, low treatment uptake, and significant rates of relapse, it is important...

The availability of hyper-palatable foods (HPF) increased over the past three decades worldwide, a period when eating disorders (ED) and obesity have become global public health concerns. The present study aimed to assess HPF consumption during binge and non-binge meals in a representative sample of adults with and without ED from a metropolitan ci...

Plain English summary Our understanding of the prevalence and impact of eating disorders has improved significantly over the past 20-years. Research highlights that rates of eating disorders are increasing. To inform the development of the Eating Disorder Research and Translation Strategy 2021–2031 this review aimed to better understand the global...

Objective Motivation is considered essential in the treatment of anorexia nervosa (AN). However, the in-session nature of, and variables associated with, changes in motivation are only partially understood in this population. The aim of this study was to conduct an exploratory investigation of the in-session nature of motivation to change in people...

Background: Perinatal mental health disorders are one of the leading causes of maternal illness and suffering and care and services need to be well coordinated by an interprofessional team who are skilled in working collaboratively. Aim: The aim of this paper is to describe the design and evaluation of an innovative interprofessional education i...

Research from high-income countries has shown that grazing is a common but problematic eating pattern, particularly when associated with a sense of loss of control. However, it is unclear whether these patterns hold globally. Thus, the goal of this study was to extend previous research by examining the prevalence and clinical correlates of compulsi...

Background: Risk factors represent a range of complex variables associated with the onset, development, and course of eating disorders. Understanding these risk factors is vital for the refinement of aetiological models, which may inform the development of targeted, evidence-based prevention, early intervention, and treatment programs. This Rapid...

Background: Sleep problems are known to compound the negative effects of other health issues, such as eating disorders and the associated behavior of binge eating. Previous studies suggested associations between binge eating and sleep problems, but the strength of the relationship is unknown. Methods: We conducted a systematic review with meta-a...

Background: Difficulties with emotion regulation are a proposed key transdiagnostic factor of mental health difficulties, including eating disorders. However, it remains unclear whether difficulties with emotion regulation prospectively predict engagement in eating disorder behaviors. The current study examined whether difficulties with emotion re...

Objective: To make the case that developmental distress needs to be assessed when evaluating adolescent depression. Methods: Reviews of relevant papers relating to adolescent depression. Results: Adolescent depression is a common and costly health condition, confounded by a lack of consensus among health professionals regarding evidence-based...

Background Delayed diagnosis, gaps in services and subsequent delays in specialist care and treatment lead to poorer health outcomes for individuals with eating disorders (EDs) and drive significant government healthcare expenditure. Given the significant disease burden associated with EDs, it is imperative that current implementation research is s...

Fear of negative evaluation has been linked with weight/shape concerns among adults, however, similar research among adolescents is lacking. We investigated the relationship between fear of negative evaluation and weight/shape concerns, including the moderating roles of gender and body mass index (BMI) in adolescents. Participant were 4045 Australi...