European Eating Disorders Review最新文献

{"title":"Examining the Relationship Between Identity Disturbance, Body Image Disturbance, and Eating Disorder Symptoms in Current and Partially Recovered Anorexia Nervosa Using Structural Equation Modelling.","authors":"Scarlett R Croce, Denny Meyer, Amy C Malcolm, Christina Ralph-Nearman, Andrea Phillipou","doi":"10.1002/erv.70166","DOIUrl":"https://doi.org/10.1002/erv.70166","url":null,"abstract":"<p><strong>Objective: </strong>Theoretical models and empirical research suggest that identity plays a pivotal role in the development of anorexia nervosa (AN), however, limited research has been conducted on how identity is connected to the expression of eating disorder (ED) symptoms. One possible connecting mechanism is body image disturbance (BID). As such, the current study aimed to investigate the potential mediating role of BID between identity disturbance and ED symptoms in those with AN.</p><p><strong>Method: </strong>A sample of 178 women with self-reported current AN or partially recovered AN (with persistent psychological symptoms) completed measures of identity disturbance (Self-Concept and Identity Measure), BID (Body Image Disturbance Questionnaire), and ED symptoms (Eating Disorders Examination Questionnaire). A structural equation modelling approach was used, considering scales rather than items for the measurement models due to sample size.</p><p><strong>Results: </strong>Identity disturbance was found to be significantly related to ED symptoms and BID was found to partially mediate the relationship between identity disturbance and ED symptoms.</p><p><strong>Discussion: </strong>Findings suggest BID plays a mediating role between identity disturbance and ED symptoms in those with AN, highlighting the importance of body image in the relationship between identity and AN along with the potential usefulness of targeting these concepts in treatment.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2026-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148882183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Microvascular Abnormalities in Adolescents With Anorexia Nervosa: Nailfold Video Capillaroscopic Evidence at Acute and Remission States.","authors":"Muserref Kasap-Cuceoglu, Melis Pehlivanturk-Kizilkan, Erdal Sag, Seher Sener, Zeynep Balik, Sinem Akgul, Orhan Derman, Yelda Bilginer, Nuray Kanbur, Seza Özen","doi":"10.1002/erv.70167","DOIUrl":"https://doi.org/10.1002/erv.70167","url":null,"abstract":"<p><strong>Objective: </strong>Chronic malnutrition, hypothermia, and hormonal imbalance in anorexia nervosa (AN) may impair capillary structure and perfusion. This study aimed to describe the nailfold videocapillaroscopy (NVC) findings in adolescents with AN and atypical AN (AAN), to assess their association with Raynaud's phenomenon (RP), and evaluate longitudinal capillary changes following medical remission.</p><p><strong>Methods: </strong>We evaluated the NVC findings of 26 adolescents with AN, 24 with AAN and 9 with primary RP as a control group (12-18 years). Additionally, 23 patients with AN and AAN were reevaluated after achieving medical remission and weight restoration.</p><p><strong>Results: </strong>While both the AN and AAN group had significant capillary changes, most NVC parameters were comparable between the groups, except for a higher prevalence of early scleroderma pattern in AN (p = 0.037). RP was associated with higher enlarged capillary scores in AN (p = 0.018) and higher prevalence of early scleroderma pattern in AAN (p = 0.007). Univariate analysis showed vital instability significantly heightened odds of having hemorrhages (OR = 5.79), giant capillaries (OR = 3.93) and tortuosity (OR = 3.82). Longitudinal assessment showed improvement in almost all capillary changes, with all early scleroderma patterns completely resolving after medical remission (p = 0.001).</p><p><strong>Discussion: </strong>Our findings suggest the presence of microvascular alterations in adolescents with AN, particularly during the acute phase. Although weight restoration improved microvascular changes, long-term monitoring is necessary to determine whether all findings resolve over time or there is an increased risk of developing sequelae in the future.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2026-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148889086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Characteristics of Monozygotic Twins Discordant for Anorexia Nervosa: Comprehensive Risk Evaluation for Anorexia Nervosa in Twins (CREAT) Study.","authors":"Hunna J Watson, Elisabeth Welch, Elin Monell, Emma Forsén Mantilla, Lisa Dinkler, Johanna Levallius, Lauren Breithaupt, Camilla A Wiklund, Afrouz Abbaspour, Christopher Hübel, Christina Ralph Nearman, Annelie Billger, Jessica Pege, Ralf Kuja-Halkola, Johan Zvrskovec, Androula Savva, Martin Schaefer, Elin Hedlund, Ricard Nergårdh, Laura M Thornton, Maria Seidel, Stefan Ehrlich, Jamie D Feusner, Ata Ghaderi, Cynthia M Bulik","doi":"10.1002/erv.70165","DOIUrl":"https://doi.org/10.1002/erv.70165","url":null,"abstract":"<p><strong>Objective: </strong>To characterise the clinical and phenotypic profile of the Comprehensive Risk Evaluation for Anorexia nervosa in Twins (CREAT) cohort, identify candidate risk and illness-related correlates of AN, and establish a foundation for forthcoming biological, neuroimaging, endocrinological, and microbiota studies.</p><p><strong>Methods: </strong>MZ twins discordant for lifetime AN (44 individuals) and control MZ twin pairs (42 individuals) were recruited. Analyses included total-sample associations with AN, between-group comparisons (affected, unaffected co-twins, controls), and within-pair analyses of discordant twins.</p><p><strong>Results: </strong>Affected twins, most of whom were weight-restored and non-acute, differed markedly from unaffected co-twins and controls. Lifetime AN was associated with higher perfectionism, goal-directed drive, neuroticism, behavioural inhibition, impulsivity, broader psychiatric symptoms, teasing history, autism symptoms, and lower quality of life. Within-pair analyses implicated perfectionism, goal-directed drive, and competency-related teasing as candidate individual-specific risk factors for AN, with evidence of additional associations with impulsivity, behavioural inhibition, neuroticism, broader psychiatric symptoms, and autism symptoms.</p><p><strong>Conclusion: </strong>Findings support a multifactorial model of AN involving individual-specific influences and shared familial liability. Perfectionism, goal-directed drive, and competency-related teasing emerged as candidate individual-specific risk factors, while the pattern of elevations, with unaffected co-twins often falling between affected twins and healthy controls, suggests that several clinical and phenotypic features may reflect familial liability for AN.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2026-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148876218","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Changes in Parental Well-Being Following Intensive Day Programme Treatment for Restrictive Eating Disorders in Adolescents.","authors":"Lucinda J Gledhill, Chiara Calissano, William Thorpe, Mima Simic, Julian Baudinet","doi":"10.1002/erv.70126","DOIUrl":"10.1002/erv.70126","url":null,"abstract":"<p><strong>Objective: </strong>Parents of young people with anorexia nervosa (AN) often experience significant psychological distress, including elevated levels of anxiety and depression, as well as impaired daily functioning and low self-efficacy. This study examined changes in self-reported levels of anxiety, depression, functional impairment, and self-efficacy in parents of young people attending an intensive day treatment programme (ITP) for adolescents with AN.</p><p><strong>Method: </strong>Participants were 71 parents of young people enrolled in ITP. Parents completed standardised outcome measures at assessment and discharge, including the Hospital Anxiety and Depression Scale (HADS), the Work and Social Adjustment Scale (WSAS), and the General Self-Efficacy Scale (GSE).</p><p><strong>Results: </strong>Parents reported significant reductions in anxiety, depression, and functional impairment from assessment to discharge. No significant change was found in self-efficacy scores. No baseline factors for the young people of these parents predicted change in parental wellbeing or functioning.</p><p><strong>Conclusions: </strong>Findings suggest that ITP may contribute to modest but significant improvements in parents' mental health and daily functioning. These quantitative outcomes align with prior qualitative findings and highlight the potential value of structured, parent-inclusive day treatment in supporting families affected by AN.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1412-1418"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13432421/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148007090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comorbid Depression in Hospitalised Youth With Anorexia Nervosa: Characteristics, Correlates, and Impact on Weight Gain and Treatment Duration.","authors":"Antonia Wiese, Sabine Arnold, Sarah Zaid, Antonia E Müller, Christoph U Correll, Charlotte Jaite","doi":"10.1002/erv.70130","DOIUrl":"10.1002/erv.70130","url":null,"abstract":"<p><strong>Objective: </strong>Anorexia nervosa (AN) is associated with high rates of comorbidities. The impact of comorbid depression-spectrum disorders (DSDs) in AN patients on the outcomes of inpatient treatment is insufficiently studied.</p><p><strong>Method: </strong>Retrospective study of youth with AN (9-18 years), admission weight < 10th body mass index (BMI) percentile, consecutively hospitalised in a child and adolescent psychiatry university department. Patients with AN+DSD as the only psychiatric comorbidity were compared with AN patients without psychiatric comorbidity (ANnoComorbidity).</p><p><strong>Results: </strong>Among 220 female AN inpatients (median = 15.0 years) 62 had AN+DSD versus 158 had ANnoComorbidity. Patients with AN+DSD were more likely to report childhood emotional abuse (p = 0.020), and to receive psychotropic medications (any: p < 0.001; antidepressants: p < 0.001; antipsychotics: p = 0.001). Moreover, AN+DSD had less average weekly weight gain (p = 0.012) and longer inpatient treatment (p < 0.001). Independent correlates of less average weekly weight gain included lower admission BMI z-score (p < 0.001), antipsychotic (p = 0.002) and antidepressant (p = 0.004) treatment (R² = 0.17, p < 0.001). Independent correlates of longer hospitalisation included lower admission BMI z-scores (p < 0.001), antipsychotic (p < 0.001) or antidepressant (p < 0.001) treatment (R² = 0.27, p < 0.001).</p><p><strong>Conclusion: </strong>AN+DSD were hospitalised longer and gained less average weight/week compared to ANnoComorbidity. Lower admission weight, antipsychotic or antidepressant co-treatment were independently associated with less average weight gain and longer inpatient stays.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1419-1432"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13432646/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148044217","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Alexithymia in Anorexia Nervosa, More State Than Trait? A Multi-Dimensional Assessment of Emotion Processing in Patients With Anorexia Nervosa, Recovered Patients and Healthy Controls.","authors":"E Wezenberg, S K Peters, A A van Elburg, S H W Mares","doi":"10.1002/erv.70125","DOIUrl":"10.1002/erv.70125","url":null,"abstract":"<p><strong>Objective: </strong>Alexithymia is implicated in both development and maintenance of Anorexia Nervosa (AN). It is unclear what defines alexithymia in AN. In this study, emotion processing related to alexithymia was examined.</p><p><strong>Method: </strong>40 patients with AN, 43 recovered (RC) patients and 35 matched healthy controls (HC) filled out questionnaires on eating disorder pathology (EDE-Q), depression (CES-D), alexithymia (TAS-20), and emotion regulation (DERS). BMI was obtained. Behavioural (naming emotions, valence and intensity ratings) and physiological responses (heart rate and skin conductance) to emotional stimuli were assessed. Data were analysed for group differences, and controlled for effects of depression.</p><p><strong>Results: </strong>Although high levels of negative affect, alexithymia and emotion regulation problems were found in self-report questionnaires, the AN group was able to identify and name simple explicit emotions, and showed only subtle signs of reduced physiological responsiveness when viewing the emotion pictures. The RC group only showed differences to the healthy control group in self-assessed alexithymia.</p><p><strong>Conclusions: </strong>The present results give more evidence of alexithymia as a state than a trait feature in AN. Longitudinal studies are advised to gain more insight into how eating disorder behaviours versus alexithymia and emotion regulation change during the recovery process of AN.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1402-1411"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13432469/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147976507","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Thyroid Hormone Use in Individuals With Eating Disorders.","authors":"Dennis Gibson, Dan V Blalock, Marina Foster","doi":"10.1002/erv.70129","DOIUrl":"10.1002/erv.70129","url":null,"abstract":"<p><strong>Objective: </strong>Individuals with eating disorders are at an increased risk for misuse of thyroid hormone for several reasons, including the overlap in many of the clinical symptoms between malnutrition and hypothyroidism, changes to the hypothalamic-pituitary-thyroid axis, and increased frequency of compensatory behaviours. The purpose of this descriptive study is to investigate thyroid hormone use in individuals with eating disorders and its impact on thyroid function tests.</p><p><strong>Method: </strong>In this retrospective, descriptive study, chart review was used to investigate thyroid hormone use for 341 individuals seeking medical stabilisation for their eating disorders.</p><p><strong>Results: </strong>10.6% of the cohort were taking various formulations of thyroid hormone replacement. Use of thyroid hormone was associated with greater frequency of low serum thyroid stimulating hormone (TSH) and abnormal free thyroxine.</p><p><strong>Conclusions: </strong>Frequency of thyroid hormone use in this cohort is significantly greater than would be expected compared to the prevalence of thyroid disease from epidemiologic studies. The greater likelihood of low serum TSH in those taking thyroid hormones also suggests an increased risk for use of excessive hormone doses. Therefore, eating disorder providers must gather additional information upon learning that eating disorder clients are using thyroid hormones, as these occasions may offer an important opportunity for treatment intervention.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1378-1383"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13432502/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147875629","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Family Therapy for Anorexia Nervosa With Emerging Adults: A Retrospective Case Series in Routine Clinical Care.","authors":"D Nursigadoo, E Dodge, K L Allen, U Schmidt, J Baudinet","doi":"10.1002/erv.70107","DOIUrl":"10.1002/erv.70107","url":null,"abstract":"<p><strong>Aim: </strong>To broaden treatment options for emerging adults with anorexia nervosa we explored the applicability of an adapted Family Therapy for Anorexia Nervosa (FT-AN-EA) in a routinely collected outpatient case series.</p><p><strong>Method: </strong>Thirty emerging adults (aged 18-25) diagnosed with anorexia nervosa or atypical anorexia nervosa were recruited and agreed to participate in FT-AN-EA. Participant demographics, treatment characteristics (treatment duration, number of sessions, treatment non-completion, need for inpatient care) and body mass index (BMI) at assessment and discharge were collected.</p><p><strong>Results: </strong>The series comprised of 21 new referrals to the adult eating disorder service and 9 age-related transitions from child and adolescent services (CAEDS). Two patients were classified as early non-completers (attending four sessions or less of FT-AN-EA). In the treatment-completers group (n = 28), mean duration of treatment was 10 months (22 sessions). 20 completers (71.4%) restored weight to BMI > 18.5 kg/m² at discharge. 24 completers (85.7%) were discharged to no further care (general practitioner [GP] only), two (7.1%) were referred onto other interventions and two (7.1%) were admitted to inpatient care.</p><p><strong>Conclusion: </strong>This case series provides preliminary evidence for the applicability of adapted FT-AN for emerging adults with anorexia nervosa. Further studies, under more controlled conditions, are needed to establish its efficacy and identify optimal treatment adaptations for this population.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1395-1401"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13432507/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147943163","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Neurocognitive Profiles and Predictors of Symptom Trajectory During and After Treatment in Adolescent Bulimia Nervosa.","authors":"Simar Singh, Franziska Plessow, Erin E Reilly, Sasha Gorrell, Brittany E Matheson, James D Lock, Daniel Le Grange","doi":"10.1002/erv.70128","DOIUrl":"10.1002/erv.70128","url":null,"abstract":"<p><strong>Objective: </strong>Executive function deficits are well documented in anorexia nervosa and relate to poorer treatment outcomes, but their clinical relevance in bulimia nervosa (BN) is less clear. This study investigated associations between neurocognition and treatment outcomes in adolescents with BN using complementary hypothesis-driven and data-driven approaches.</p><p><strong>Methods: </strong>Adolescents with BN (N = 82) enrolled in a randomised controlled treatment trial completed the Delis-Kaplan Executive Functioning System (D-KEFS) and the Eating Disorder Examination (EDE). A priori executive functions investigated included cognitive flexibility, inhibition, problem-solving, and planning. K-means clustering derived neurocognitive profiles based on D-KEFS performance. Multilevel models examined whether a priori executive functions and cluster membership predicted trajectories of EDE Global Scores, objective binge-eating, and self-induced vomiting episodes from baseline to end-of-treatment and 6- and 12-month follow-ups, controlling for treatment condition (i.e., family-based treatment [FBT] versus cognitive behavioural therapy [CBT]).</p><p><strong>Results: </strong>None of the a priori executive function indices predicted any outcome (all ps > 0.050). K-means clustering identified two distinct neurocognitive profiles. Relative to Cluster 1 (high-average D-KEFS performance), individuals in Cluster 2 (low-average D-KEFS performance) exhibited a significantly higher frequency of self-induced vomiting across post-treatment timepoints (p = 0.049).</p><p><strong>Discussion: </strong>Findings suggest that neurocognitive profiles may be more informative for predicting psychopathology in adolescent BN than individual executive function measures. Better overall performance on the D-KEFS may confer protection against higher purging frequency across time. Identifying neurocognitive profiles at intake may help identify adolescents at risk for elevated purging over time and inform tailored interventions to support treatment outcome.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":"1384-1394"},"PeriodicalIF":3.2,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13390204/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147943200","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Reinforcement Learning in Eating Disorders: Clinical, Cognitive, and Metabolic Correlates.","authors":"Emiralp Büyüktopcu, Başak Yücel","doi":"10.1002/erv.70164","DOIUrl":"https://doi.org/10.1002/erv.70164","url":null,"abstract":"<p><strong>Objective: </strong>Reinforcement learning has been implicated in eating disorders, but findings remain inconsistent. This study compared reinforcement learning performance in anorexia nervosa (AN), bulimia nervosa (BN), and healthy controls (HC) using the Probabilistic Reward Task (PRT), and explored clinical, cognitive, and metabolic correlates.</p><p><strong>Method: </strong>The sample included 31 AN, 20 BN, and 25 HC participants. PRT performance, working memory, and pre-task blood glucose were assessed. Group differences were tested using ANOVA and repeated-measures GLM. Exploratory correlations and follow-up regression examined correlates of response bias indices.</p><p><strong>Result: </strong>Groups did not differ in total response bias or change in response bias, and no block or block × group effects emerged for response bias. Discriminability changed across blocks, but similarly across groups. Accuracy and reaction times did not differ. In AN, blood glucose was positively associated with change in response bias, and this association remained significant after correction. Follow-up regression showed that blood glucose explained 46.7% of the variance in change in response bias.</p><p><strong>Discussion: </strong>Findings do not support generalized diagnostic differences in reward-based response bias in AN or BN. However, the association between blood glucose and response bias change in AN suggests that acute metabolic context may influence reward-related task performance.</p>","PeriodicalId":48117,"journal":{"name":"European Eating Disorders Review","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2026-08-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148766508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}