binge-eating disorder

暴饮暴食症
  • 文章类型: Journal Article
    对18-55岁成人的暴食症(BED)进行了单药和与托吡酯(TPM)联合治疗的综合评估。
    在本随机临床试验研究中,采用便利抽样法选择93例患者,采用置换区组随机化法分为48和45例两组。这项研究于2022年1月至9月在设拉子进行,伊朗。患者接受LDX(n=48)或LDX加TPM。在第一组和第二组中,LDX的平均剂量分别为37.5mg/天和38mg/天。第二组(n=45)也接受平均剂量为77.7mg/天的TPM。
    12周的治疗导致甘油三酯水平的平均降低(73.68vs.分别为58.97,p=0.024),低密度脂蛋白(LDL)(9.66vs.5.16分别p<0.001)和体重指数(5.48vs.3.41分别p<0.001),TPM加LDX,与单独使用LDX相比,暴饮暴食规模的显着改善(p<0.001)。TPM和LDX联合治疗具有更好的耐受性和更低的不良事件,如失眠(p<0.001),感觉异常(p=0.001),与单药治疗相比,BED中的混乱(p=0.035)和共济失调(p=0.009)。
    在更高的耐受性方面,联合治疗比单一药物更有效,安全性和对BED患者造成的不良事件较少。然而,需要更大样本的更多研究。
    UNASSIGNED: Comprehensive evaluation of lisedexamfetamine dimesylate (LDX) alone and in combination with topiramate (TPM) was done for treatment of binge eating disorder (BED) in adults aged 18-55 years.
    UNASSIGNED: In the present randomized clinical trial study, 93 patients were selected by convenience sampling method and were allocated to two groups of 48 and 45 using the permuted block randomization method. This study was conducted from January to September 2022 in Shiraz, Iran. Patients received LDX (n = 48) or LDX plus TPM. Average dose of LDX was 37.5 mg/day and 38 mg/day in the first and second group respectively. The second group (n = 45) also received TPM with average dose of 77.7 mg/day.
    UNASSIGNED: Twelve weeks treatment caused significant higher mean reduction in level of triglyceride (73.68 vs. 58.97 respectively, p = 0.024), low density lipo-protein (LDL) (9.66 vs. 5.16 respectively, p < 0.001) and body mass index (5.48 vs. 3.41 respectively, p < 0.001) with TPM plus LDX and also greater significant improvement (p < 0.001) in binge eating scale compared to use of LDX alone. Combination therapy with TPM and LDX had better tolerability and lower adverse events such as insomnia (p < 0.001), paresthesia (p = 0.001), confusion (p = 0.035) and ataxia (p = 0.009) compared to monotherapy in BED.
    UNASSIGNED: The combinative treatment was more effective than single drug in terms of higher tolerability, safety and causing lesser adverse events for BED patients. However, more studies with larger samples are needed.
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  • 文章类型: Journal Article
    目的:功能性癫痫发作(FS)是简短的,行为或意识的非自愿变化,与癫痫发作不同,可能与心理分离有关。暴食症(BED)也与心理和躯体分离有关。然而,FS和BED之间的任何联系都没有得到充分的探索。我们旨在评估FS患者的BED患病率,焦虑/抑郁(AD),和健康受试者(HS),为了调查分离与暴饮暴食的联系,并探讨FS个体的心理特征。
    方法:参与者根据ILAE指南和DSM-5标准进行评估,包括评估暴饮暴食的问卷,解离,焦虑,抑郁和人格特质。纳入标准为年龄>18岁,没有药物滥用史,没有癫痫病史,并且不使用诱导饮食失调的药物。
    结果:我们发现,与HS相比,FS和AD患者的暴食症状明显更频繁和更严重。在AD和FS组中,抑郁和解离与暴饮暴食症状相关。PID-5方面的“坚持”仅在FS个体中预测暴饮暴食的态度;与AD患者相比,他们报告了更多的童年情感忽视和抑制增加。
    结论:这项研究强调了FS个体暴饮暴食症状的共性,强调其与解离症状的关联。这一发现支持了解离和饮食失调之间联系的假设。确定了FS患者的独特临床特征,作为与暴饮暴食症状相关的强迫性维度,全面了解他们的心理状况,并指导有针对性的治疗干预措施。
    OBJECTIVE: Functional seizures (FS) are brief, involuntary changes in behaviour or consciousness, distinct from epileptic seizures, potentially associated with psychological dissociation. Binge eating disorder (BED) was linked to psychological and somatic dissociation also. However, any connection between FS and BED is insufficiently explored. We aimed to assess BED prevalence in individuals with FS, anxiety/depression (AD), and healthy subjects (HS), to investigate dissociation\'s link to binge eating, and to explore psychological characteristics of FS individuals.
    METHODS: Participants underwent evaluations based on ILAE guidelines and DSM-5 criteria, including questionnaires assessing binge eating, dissociation, anxiety, depression and personality traits. Inclusion criteria were age > 18 years, no history of substance abuse, no history of epilepsy, and no use of medications inducing eating disorders.
    RESULTS: We found significantly more frequent and severe binge-eating symptoms in individuals with FS and AD compared to HS. Depression and dissociation correlated with binge-eating symptoms in both AD and FS groups. The PID-5 facet \'Perseveration\' predicted binge-eating attitudes only in FS individuals; they reported more childhood emotional neglect and increased disinhibition compared do AD people.
    CONCLUSIONS: This study underscores the commonality of binge-eating symptoms in FS individuals, emphasizing its association with dissociation symptoms. This finding support the hypothesis of a link between dissociation and eating disorders. Unique clinical characteristics in individuals with FS were identified, as a compulsive dimension related to binge-eating symptoms, providing a comprehensive understanding of their psychological profile and guiding targeted therapeutic interventions.
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  • 文章类型: Journal Article
    体重和体形的高估是饮食失调的诊断标准,除了暴饮暴食症(BED),它受到的关注较少。在没有进食障碍的超重或肥胖人群中,通常也不会分析这方面的情况。这项研究旨在确定症状学的指标,以及自我建构和认知结构,这与肥胖的高估有关,单独或与床一起使用。
    获取了102名超重或肥胖参与者的样本。样本分为四组:一组没有高估或BED(n=33);第二组没有高估,没有BED(n=21);第三组有BED,但没有高估(n=15),第四名是BED和高估(n=33)。小组完成了关于饮食症状学的工具,焦虑,抑郁症,和压力。此外,他们被管理了话术网格技术,半结构化访谈,评估自我和他人理解中涉及的认知结构。
    高估因素和BED的存在独立解释了饮食症状学,后者也表现出影响焦虑的倾向,抑郁症,和压力。就认知结构而言,权重极化被解释为高估,而BED与认知冲突的高度存在有关。在自我建构中,床是解释差异的因素,特别是在自我理想的差异。
    结果突出了高估肥胖的重要性,即使没有床。建议对其进行评估和治疗。此外,在床的情况下,还建议评估权重和形状的高估,因为它可以是严重性说明符。
    UNASSIGNED: The overvaluation of weight and shape is a diagnostic criterion in eating disorders, except in binge eating disorder (BED), where it has received less attention. This aspect is also not usually analyzed in people with overweight or obesity without an eating disorder. This research aims to identify the indicators of symptomatology, as well as those of self-construction and cognitive structure, that are associated with overvaluation in obesity, either alone or in conjunction with BED.
    UNASSIGNED: A sample of 102 overweight or obese participants was accessed. The sample was divided into four groups: one without overvaluation or BED (n = 33); a second with overvaluation and without BED (n = 21); a third with BED, but without overvaluation (n = 15), and a fourth with BED and overvaluation (n = 33). The groups completed instruments regarding eating symptomatology, anxiety, depression, and stress. In addition, they were administered the Repertory Grid Technique, a semi-structured interview to evaluate the cognitive structure involved in the construal of the self and others.
    UNASSIGNED: The factors of overvaluation and the presence of BED independently explained eating symptomatology, and the latter also showed a tendency to influence anxiety, depression, and stress. In terms of cognitive structure, weight polarization was explained by overvaluation, while BED was associated with a high presence of cognitive conflicts. In self-construction, BED was the factor that explained the differences, particularly in Self-Ideal discrepancy.
    UNASSIGNED: The results highlight the importance of overvaluation in obesity, even in the absence of BED. Its evaluation and treatment are recommended. Furthermore, in the case of BED, it is also advisable to evaluate the overvaluation of weight and shape since it can be a severity specifier.
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  • 文章类型: Journal Article
    背景:流行病学数据对暴饮暴食症(BED)的自然病程提供了相互矛盾的观点,大型回顾性研究表明病程较长,小型前瞻性研究表明病程较短。因此,我们检查了BED诊断状态的变化,基于社区的研究,在性别方面规模更大、更具代表性,发病年龄,和体重指数(BMI)比之前的多年前瞻性研究。
    方法:从BED的家庭研究(“基线”)中选择了患有当前DSM-IVBED的先行者和亲属(n=156),以在2.5和5年进行随访。需要具有BMI>25(女性)或>27(男性)的阳性患者。在所有时间点进行诊断性访谈和问卷调查。
    结果:有随访数据的参与者(n=137),78.1%是女性,11.7%和88.3%报告识别为黑白,分别。在基线,他们的平均年龄是47.2岁,平均BMI为36.1。在2.5(和5)年,61.3%(45.7%),23.4%(32.6%),15.3%(21.7%)的评估参与者表现完整,次阈值,没有床,分别。在随访时间点,没有参与者表现出厌食症或神经性贪食症。中位缓解时间(即无BED)超过60个月,缓解后中位复发时间(即亚阈值或完全BED)为30个月.两类机器学习方法在预测基线人口统计学和临床变量的缓解时间时并不总是优于随机猜测。
    结论:在BMI较高的社区成年人中,床随着时间的推移而提高,但是完全缓解通常需要很多年,和复发是常见的。
    BACKGROUND: Epidemiological data offer conflicting views of the natural course of binge-eating disorder (BED), with large retrospective studies suggesting a protracted course and small prospective studies suggesting a briefer duration. We thus examined changes in BED diagnostic status in a prospective, community-based study that was larger and more representative with respect to sex, age of onset, and body mass index (BMI) than prior multi-year prospective studies.
    METHODS: Probands and relatives with current DSM-IV BED (n = 156) from a family study of BED (\'baseline\') were selected for follow-up at 2.5 and 5 years. Probands were required to have BMI > 25 (women) or >27 (men). Diagnostic interviews and questionnaires were administered at all timepoints.
    RESULTS: Of participants with follow-up data (n = 137), 78.1% were female, and 11.7% and 88.3% reported identifying as Black and White, respectively. At baseline, their mean age was 47.2 years, and mean BMI was 36.1. At 2.5 (and 5) years, 61.3% (45.7%), 23.4% (32.6%), and 15.3% (21.7%) of assessed participants exhibited full, sub-threshold, and no BED, respectively. No participants displayed anorexia or bulimia nervosa at follow-up timepoints. Median time to remission (i.e. no BED) exceeded 60 months, and median time to relapse (i.e. sub-threshold or full BED) after remission was 30 months. Two classes of machine learning methods did not consistently outperform random guessing at predicting time to remission from baseline demographic and clinical variables.
    CONCLUSIONS: Among community-based adults with higher BMI, BED improves with time, but full remission often takes many years, and relapse is common.
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  • 文章类型: Journal Article
    暴饮暴食症(BED)是最常见的饮食病症之一,并造成严重的情绪和身体困扰,然而,医疗保健资源不足限制了获得专门治疗的机会。基于网络的自助干预措施成为一种有前途的解决方案,提供更方便的护理。
    研究基于网络的认知行为自助干预对BED患者的有效性。
    这个双臂,2021年1月15日至2022年8月3日在德国和其他德语国家进行的平行组随机临床试验纳入了符合BED诊断标准的18~65岁患者(根据《精神障碍诊断和统计手册[第五版]).根据我们的统计分析计划,数据分析发生在2023年1月27日至9月4日之间。
    参与者被随机分配到基于网络的自助干预或等待列表控制条件。
    主要结果是从基线到治疗后客观暴食发作的变化。次要结果包括全球饮食病理学,临床损害,工作能力,幸福,精神病理学合并症,自尊,和情绪调节。
    总共筛查了1602名患者,其中154人(平均年龄,35.93[10.59]岁;148名女性[96.10%])符合BED标准,并被随机分配(干预组和对照组各77名)。基于网络的干预导致暴饮暴食事件的显着改善(Cohend,-0.79[95%CI,-1.17至-0.42];P<.001),全球饮食精神病理学(科恩d,-0.71[95%CI,-1.07至-0.35];P<.001),每周暴饮暴食(科恩d,-0.49[95%CI,-0.74至-0.24];P<.001),临床损害(科恩d,-0.75[95%CI,-1.13至-0.37];P<.001),福祉(科恩d,0.38[95%CI,0.01至0.75];P=0.047),抑郁症(科恩d,-0.49[95%CI,-0.86至-0.12];P=0.01),焦虑(科恩d,-0.37[95%CI,-0.67至-0.07];P=.02),自尊(科恩d,0.36[95%CI,0.13至0.59];P=.003),和情绪调节(困难:科恩d,-0.36[95%CI,-0.65至-0.07];P=0.01,曲目:科恩d,0.52[95%CI,0.19至0.84];P=.003)。
    在这项针对BED患者的基于网络的自助干预的随机临床试验中,这些发现证实了它在减少暴饮暴食事件和改善各种心理健康结果方面的有效性,突出了一个可扩展的解决方案,以弥合这种情况的治疗差距。
    ClinicalTrials.gov标识符:NCT04876183。
    UNASSIGNED: Binge eating disorder (BED) is one of the most frequent eating pathologies and imposes substantial emotional and physical distress, yet insufficient health care resources limit access to specialized treatment. Web-based self-help interventions emerge as a promising solution, offering more accessible care.
    UNASSIGNED: To examine the effectiveness of a web-based cognitive behavioral self-help intervention for individuals with BED.
    UNASSIGNED: This 2-arm, parallel-group randomized clinical trial conducted from January 15, 2021, to August 3, 2022, in Germany and other German-speaking countries enrolled patients aged 18 to 65 years who met the diagnostic criteria for BED (according to the Diagnostic and Statistical Manual of Mental Disorders [Fifth Edition]). Data analysis occurred between January 27 and September 4, 2023, following our statistical analysis plan.
    UNASSIGNED: Participants were randomized to a web-based self-help intervention or a waiting-list control condition.
    UNASSIGNED: The primary outcome was a change in objective binge eating episodes from baseline to after treatment. Secondary outcomes included global eating pathology, clinical impairment, work capacity, well-being, comorbid psychopathology, self-esteem, and emotion regulation.
    UNASSIGNED: A total of 1602 patients were screened, of whom 154 (mean [SD] age, 35.93 [10.59] years; 148 female [96.10%]) fulfilled the criteria for BED and were randomized (77 each to the intervention and control groups). The web-based intervention led to significant improvements in binge eating episodes (Cohen d, -0.79 [95% CI, -1.17 to -0.42]; P < .001), global eating psychopathology (Cohen d, -0.71 [95% CI, -1.07 to -0.35]; P < .001), weekly binge eating (Cohen d, -0.49 [95% CI, -0.74 to -0.24]; P < .001), clinical impairment (Cohen d, -0.75 [95% CI, -1.13 to -0.37]; P < .001), well-being (Cohen d, 0.38 [95% CI, 0.01 to 0.75]; P = .047), depression (Cohen d, -0.49 [95% CI, -0.86 to -0.12]; P = .01), anxiety (Cohen d, -0.37 [95% CI, -0.67 to -0.07]; P = .02), self-esteem (Cohen d, 0.36 [95% CI, 0.13 to 0.59]; P = .003), and emotion regulation (difficulties: Cohen d, -0.36 [95% CI, -0.65 to -0.07]; P = .01 and repertoire: Cohen d, 0.52 [95% CI, 0.19 to 0.84]; P = .003).
    UNASSIGNED: In this randomized clinical trial of a web-based self-help intervention for patients with BED, the findings confirmed its effectiveness in reducing binge eating episodes and improving various mental health outcomes, highlighting a scalable solution to bridge the treatment gap for this condition.
    UNASSIGNED: ClinicalTrials.gov Identifier: NCT04876183.
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  • 文章类型: Journal Article
    目的:理论模型强调身体形象障碍是维持饮食失调的核心,有经验证据发现负面身体形象是治疗无反应的可靠预测指标,复发和症状持续。可访问,可扩展,需要廉价的干预措施,可以有效地针对饮食失调的负面身体形象。我们开发了一种针对负面身体形象的在线单一会话干预(SSI),并在一项针对反复暴饮暴食个体的随机对照试验中评估了其可接受性和有效性。
    方法:反复暴饮暴食的参与者被随机分配到SSI(n=99)或候补名单(n=101)。在基线时进行评估,4周随访,8周随访。
    结果:81%的参与者访问了SSI,展示合理的摄取。然而,流失问题很明显;在后测中观察到32%的研究辍学率,而在随访中观察到58%的退出率。87%完成满意度测量的参与者会推荐SSI。在第4周(d=-0.65)和第8周(d=-0.74)随访时,SSI参与者的负面身体形象得到了更大的改善。在大多数其他次要症状指标上也观察到显著的组间效应,尽管在动机和寻求帮助的信念和意图方面没有发现差异。
    结论:针对复发性暴饮暴食的以身体图像为中心的自我引导SSIs在很大程度上被保留在试验中的人所接受。但与显著的减员有关。虽然SSIs不打算取代标准治疗,它们可能有助于短期症状管理,并可能在饮食失调护理中发挥重要作用。
    单个会话干预(SSI)是潜在的,可扩展,以及向饮食失调患者提供循证治疗内容的具有成本效益的方法。这项研究表明,在线(SSI)旨在针对经常暴饮暴食的人的身体形象被接受并产生短期症状缓解。
    OBJECTIVE: Theoretical models highlight body image disturbances as central to the maintenance of eating disorders, with empirical evidence finding negative body image to be a robust predictor of treatment nonresponse, relapse and symptom persistence. Accessible, scalable, and inexpensive interventions that can effectively target negative body image across the eating disorders are needed. We developed an online single session intervention (SSI) for negative body image and evaluated its acceptability and efficacy in a randomized controlled trial in individuals with recurrent binge eating.
    METHODS: Participants with recurrent binge eating were randomly assigned to the SSI (n = 99) or a waitlist (n = 101). Assessments were conducted at baseline, 4 week follow-up, and 8 week follow-up.
    RESULTS: 81% of participants accessed the SSI, demonstrating reasonable uptake. However, issues with attrition were apparent; a 32% study dropout rate was observed at posttest, while a 58% dropout rate was observed at follow-up. 87% of participants who completed satisfaction measures would recommend the SSI. SSI participants experienced greater improvements in negative body image at both 4 (d = -0.65) and 8 week (d = -0.74) follow-up. Significant between-group effects were also observed on most other secondary symptom measures, though no differences were found for motivations and help-seeking beliefs and intentions.
    CONCLUSIONS: Body image-focused self-guided SSIs for recurrent binge are largely accepted by those who are retained in the trial, but are associated with significant attrition. Although SSIs are not intended to replace standard treatment, they may help with short-term symptom management and could play an important role in eating disorder care.
    UNASSIGNED: Single session interventions (SSI) are a potentially accessible, scalable, and cost-effective way to deliver evidence-based treatment content to people with eating disorders. This study shows that an online (SSI) designed to target body image among people with recurrent binge eating is accepted and produced short-term symptom relief.
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  • 文章类型: Journal Article
    目标:长时间不进食会增加暴饮暴食的风险,并且是针对暴饮暴食障碍(B-ED)的主要干预措施的主要目标。然而,现有的B-ED治疗方法对常规饮食的改善不足,随后,暴饮暴食。这些不令人满意的临床结果可能是由于评估和促进治疗中定期进食的局限性。使用被动感测检测没有进食可以通过促进对进食行为的更准确监测和为及时的适应性干预提供动力来改善临床结果。我们开发了一种使用连续葡萄糖监测仪(CGM)数据和机器学习来检测膳食消耗(以及长时间不进食)的算法。
    方法:患有B-ED的成年人(N=22)穿着CGM,并在2周内的自我监测调查中报告了进食事件。在CGM数据上运行随机森林模型以区分进食和非进食事件。
    结果:最佳模型以高精度(0.82)区分进食和非进食发作,灵敏度(0.71),和特异性(0.94)。
    结论:这些发现表明,可以从CGM数据中检测到饮食消耗和不进食的延长时间,并且在患有B-ED的个体中具有很高的准确性,这可能会改善针对饮食限制的临床努力,并改善该领域对其前因后果的理解。
    OBJECTIVE: Going extended periods of time without eating increases risk for binge eating and is a primary target of leading interventions for binge-spectrum eating disorders (B-EDs). However, existing treatments for B-EDs yield insufficient improvements in regular eating and subsequently, binge eating. These unsatisfactory clinical outcomes may result from limitations in assessment and promotion of regular eating in therapy. Detecting the absence of eating using passive sensing may improve clinical outcomes by facilitating more accurate monitoring of eating behaviours and powering just-in-time adaptive interventions. We developed an algorithm for detecting meal consumption (and extended periods without eating) using continuous glucose monitor (CGM) data and machine learning.
    METHODS: Adults with B-EDs (N = 22) wore CGMs and reported eating episodes on self-monitoring surveys for 2 weeks. Random forest models were run on CGM data to distinguish between eating and non-eating episodes.
    RESULTS: The optimal model distinguished eating and non-eating episodes with high accuracy (0.82), sensitivity (0.71), and specificity (0.94).
    CONCLUSIONS: These findings suggest that meal consumption and extended periods without eating can be detected from CGM data with high accuracy among individuals with B-EDs, which may improve clinical efforts to target dietary restriction and improve the field\'s understanding of its antecedents and consequences.
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  • 文章类型: Journal Article
    目标:以外观为中心的自我概念(即高估外观对自我定义和自我价值的重要性)被理论上用来预测短期内的饮食限制和暴饮暴食(例如,日常生活)。然而,没有研究调查以外表为中心的自我概念在一天内是否会增加,以及这种增加是否与当天更多的饮食限制和暴饮暴食有关。我们解决了这一知识差距。
    方法:63名女大学生每天六次完成“关于外表的信念量表”中的四项内容,以衡量以外表为中心的自我概念(上午9点,上午11点,下午1点,下午3点,下午5点,和下午7点)持续14天。每天晚上9点,他们完成了当天的饮食限制和暴饮暴食措施。
    结果:分析555天的数据,潜在生长曲线分析显示,从上午9点至下午3点,以外观为中心的自我概念呈线性增加,从下午3点至7点趋于稳定。从上午9点至下午3点,以外观为中心的自我概念的线性增加与当天暴饮暴食的频率增加有关,但不能限制饮食。在上午9点调整以白天外观为中心的自我概念时,观察到了这些发现,这与饮食限制和暴饮暴食频率呈正相关。
    结论:关于以外表为中心的自我概念作为饮食失调的危险因素的研究,讨论了研究结果。还讨论了有关社会文化因素如何随着时间的推移增加以外表为中心的自我概念的发现。未来的研究应该深入研究以外表为中心的自我概念和无序饮食之间的日常动态相互作用。
    我们的研究表明,女性在一天中对外表的重视程度显着增加,与那一天暴饮暴食增加有关。此外,在一天开始时增加的外观重要性与当天更多的饮食限制和暴饮暴食有关。这些发现表明,外观重要性与饮食失调之间的联系时间比以前理解的要短。
    OBJECTIVE: Appearance focused self-concept (i.e., overvaluing the importance of appearance for self-definition and self-worth) is theorized to predict dietary restraint and binge eating in the short-term (e.g., daily life). Yet, no research has examined whether appearance focused self-concept increases within-persons during a day and if such increases are linked to greater dietary restraint and binge eating for that day. We addressed this gap in knowledge.
    METHODS: Sixty-three female university students completed four items from the Beliefs About Appearance Scale as a measure of appearance focused self-concept six times per day (9 am, 11 am, 1 pm, 3 pm, 5 pm, and 7 pm) for 14 days. Daily at 9 pm, they completed measures of dietary restraint and binge eating for that day.
    RESULTS: Analyzing data from 555 days, latent growth curve analyses revealed a small-to-moderate linear increase in appearance focused self-concept from 9 am to 3 pm that plateaued from 3 to 7 pm. A more rapid linear increase in appearance focused self-concept from 9 am to 3 pm was associated with greater binge-eating frequency during that day, but not with dietary restraint. The findings were observed when adjusting for between-day appearance focused self-concept at 9 am, which was positively associated with dietary restraint and binge-eating frequency.
    CONCLUSIONS: Findings are discussed in relation to research on appearance focused self-concept as a risk factor for disordered eating. Findings are also discussed in relation to how sociocultural factors may increase appearance focused self-concept over time. Future research should delve into the within-day dynamic interplay between appearance focused self-concept and disordered eating.
    UNASSIGNED: Our study revealed a noteworthy increase in the importance women attach to their appearance over the course of a day, correlating with increased binge eating during that day. Additionally, heightened appearance importance at the onset of a day was associated with more dietary restraint and binge eating during that day. These findings suggest a shorter timescale for the connection between appearance importance and disordered eating than previously understood.
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  • 文章类型: Journal Article
    进食障碍(ED)由核心恐惧维持,导致回避行为,如避免食物或代偿行为。先前测试的基于暴露的ED治疗通常侧重于近端结果(例如,food),而不是解决核心恐惧(例如,对体重增加及其后果的恐惧)。当前的研究测试了10次想象和体内暴露对核心ED恐惧的可行性和初始临床疗效(称为“面对饮食障碍恐惧”),主要是担心体重增加及其相关后果。参与者是36名患有神经性厌食症(AN)的成年人,神经性贪食症,或通过半结构化诊断访谈确定的其他指定的进食和进食障碍。ED症状,恐惧,和体重指数(BMI)在预处理时进行评估,后处理,和1个月的随访。治疗包括10次想象和体内暴露于ED恐惧,以及体内暴露于恐惧和避免的情况作为家庭作业。ED症状和恐惧从治疗前到治疗后以及1个月随访时减少。BMI从治疗前到治疗后显著增加,特别是对于那些有一个。效果大小从小到非常大。暴露后,ED症状和恐惧减少,BMI增加。在没有任何直接干预饮食的情况下,BMI增加,这表明在ED治疗期间,无需特别关注食物就可以实现体重增加。面对饮食失调的恐惧可能是ED的可行的独立干预措施。未来的研究必须通过随机对照试验来测试比较疗效。
    Eating disorders (EDs) are maintained by core fears, which lead to avoidance behaviors, such as food avoidance or compensatory behaviors. Previously tested exposure-based treatments for EDs have generally focused on proximal outcomes (e.g., food), rather than addressing core fears (e.g., fear of weight gain and its consequences). The current study tested the feasibility and initial clinical efficacy of 10 sessions of imaginal and in vivo exposure for core ED fears (termed \"Facing Eating Disorder Fears\"), mainly fear of weight gain and its associated consequences. Participants were 36 adults with anorexia nervosa (AN), bulimia nervosa, or other specified feeding and eating disorders determined by semistructured diagnostic interviews. ED symptoms, fears, and body mass index (BMI) were assessed at pretreatment, posttreatment, and 1-month follow-up. Treatment involved 10 sessions of imaginal and in vivo exposure to ED fears in combination with in vivo exposures to feared and avoided situations as homework. ED symptoms and fears decreased from pre- to posttreatment and at 1-month follow-up. BMI increased significantly from pre- to posttreatment, particularly for those with AN. Effect sizes ranged from small to very large. ED symptoms and fears decreased and BMI increased following exposure. Increases in BMI occurred without any direct intervention on eating, suggesting that weight gain can be achieved without a specific focus on food during ED treatment. Facing Eating Disorder Fears may be a feasible stand-alone intervention for EDs. Future research must test comparative efficacy through randomized controlled trials.
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  • 文章类型: Journal Article
    暴饮暴食症(BED)的个体对食物刺激表现出偏见。在这种背景下,本研究与预先注册的设计(ID:DRKS00012984)测试是否(一)旨在减少注意力食品加工的培训确实修改了这种偏见,(b)这种减少在与食物有关的注意的几项措施中很明显,(c)这与渴望的减少有关,过去28天的暴饮暴食频率和在基于实验室的假味道测试中摄入的卡路里。患有BED的个体被随机分配到注意偏差修正训练(ABMT;n=39)或可比的无修正控制训练(CT;n=27)的四个阶段。在通过眼动跟踪-停留时间偏差评估的所有测量中,相对于CT,ABMT的停留时间偏差变异性和首次固定偏差-食物相关偏差降低。与我们的假设相反,在假味测试中,对于反应时间(RT)偏倚及其变异性以及所消耗的卡路里,没有发现组间效应的差异.相比之下,两组的暴饮暴食频率和主观渴望均降低。一起来看,在有床的个体中,优先处理食物的倾向似乎是一种可改变的现象。然而,修改这种选择性观看模式似乎不是成功降低狂欢频率的先决条件。
    Individuals with binge eating disorder (BED) exhibit a biased attention towards food stimuli. Against this backdrop, the present study with pre-registered design (ID: DRKS00012984) tested whether (a) a training designed to reduce attentional food processing indeed modifies this bias, (b) this reduction is evident in several measures of food-related attention and (c) this is associated with reductions in craving, binge frequency over the past 28 days and calories eaten in a laboratory based bogus taste test. Individuals with BED were randomly allocated to four sessions of either an attentional bias modification training (ABMT; n = 39) or a comparable no-modification control training (CT; n = 27). In all measures assessed via eye-tracking - dwell time bias, dwell time bias variability and first fixation bias - food-related bias decreased in the ABMT relative to the CT. Against our hypothesis, no differential between-group effects were found for reaction time (RT) bias and its variability as well as for calories consumed in a bogus taste test. By contrast, reductions in binge frequency and subjective craving were found for both groups. Taken together, the tendency to preferentially process food seems a modifiable phenomenon in individuals with BED. However, modifying this selective viewing pattern does not seem a prerequisite for a successful reduction of binge frequency.
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