Featured Publications
Preoccupation in bulimia nervosa, binge‐eating disorder, anorexia nervosa, and higher weight
Lydecker JA, Simpson L, Smith SR, White MA, Grilo CM. Preoccupation in bulimia nervosa, binge‐eating disorder, anorexia nervosa, and higher weight. International Journal Of Eating Disorders 2021, 55: 76-84. PMID: 34713460, PMCID: PMC8963447, DOI: 10.1002/eat.23630.Peer-Reviewed Original ResearchConceptsEating-disorder psychopathologyBinge-eating disorderShape/weightStudy groupBulimia nervosaAnorexia nervosaFood/eatingDisorder treatment outcomesEating-disorder featuresCognitive behavioral therapyHigher body weightFood/Treatment outcomesBody weightHW groupWeb-based surveyFormal diagnosisOvert behavioral featuresNervosaDepressionDisordersSignificant differencesWeight preoccupationPsychopathologyEatingPsychiatric comorbidity as predictor and moderator of binge-eating disorder treatment outcomes: an analysis of aggregated randomized controlled trials
Lydecker JA, Grilo CM. Psychiatric comorbidity as predictor and moderator of binge-eating disorder treatment outcomes: an analysis of aggregated randomized controlled trials. Psychological Medicine 2021, 52: 4085-4093. PMID: 33849682, PMCID: PMC8514588, DOI: 10.1017/s0033291721001045.Peer-Reviewed Original ResearchBinge-eating disorderBinge-eating frequencyEating-disorder psychopathologyPsychiatric comorbidityBED treatment outcomesCognitive behavioral therapySelf-report measuresModerators of outcomeBinge-eating remissionDisorder treatment outcomesBehavioral weight lossRandomized-controlled trialCurrent psychiatric comorbidityMore effective interventionsTreatment outcomesAnxiety disordersTreatment researchSemi-structured interviewsMood comorbiditiesControl conditionPsychopathologyEffective interventionsComorbidity effectsWeight lossCurrent studyExamining sex as a predictor and moderator of treatment outcomes for binge‐eating disorder: Analysis of aggregated randomized controlled trials
Lydecker JA, Gueorguieva R, Masheb R, White MA, Grilo CM. Examining sex as a predictor and moderator of treatment outcomes for binge‐eating disorder: Analysis of aggregated randomized controlled trials. International Journal Of Eating Disorders 2019, 53: 20-30. PMID: 31497876, PMCID: PMC6983351, DOI: 10.1002/eat.23167.Peer-Reviewed Original ResearchConceptsBinge-eating disorderEating-disorder psychopathologyCognitive behavioral therapySelf-report measuresModerators of outcomeTreatment outcomesBehavioral weight lossStatistical Manual-Fourth EditionSignificant moderatorWeight lossControl conditionModeratorCourse of treatmentBetter treatment outcomesGreater weight lossMain effectStructured interviewsTreatment settingsPsychopathologyMultimodal treatmentPatient groupRCT studiesMedical CenterBed treatmentParticipantsI didn't want them to see: Secretive eating among adults with binge‐eating disorder
Lydecker JA, Grilo CM. I didn't want them to see: Secretive eating among adults with binge‐eating disorder. International Journal Of Eating Disorders 2019, 52: 153-158. PMID: 30623972, PMCID: PMC6368878, DOI: 10.1002/eat.23002.Peer-Reviewed Original ResearchConceptsBody mass indexBinge-eating disorderEating-disorder psychopathologyObjective binge-eating episodesSecretive eatingBinge-eating episodesGreater eating-disorder psychopathologyGreater body mass indexHigher depression scoresClinical characteristicsMass indexTreatment-seeking adultsDepression scoresPatientsShape/weightWeight concernsAdultsEatingSelf-report measuresDisordersShape concernsEpisodesGreater proportionPsychopathologyTreatment formulationDriven exercise in the absence of binge eating: Implications for purging disorder
Lydecker JA, Shea M, Grilo CM. Driven exercise in the absence of binge eating: Implications for purging disorder. International Journal Of Eating Disorders 2017, 51: 139-145. PMID: 29215743, PMCID: PMC5796839, DOI: 10.1002/eat.22811.Peer-Reviewed Original ResearchConceptsEating-disorder psychopathologyClinical significancePhysical activityCompensatory behaviorsBinge-eating episodesAbsence of bingeEating Disorder PsychopathologyLower depression levelsLow-frequency thresholdsWeb-based surveyDepression levelsSmall sample sizeHigher depressionOverall frequencyLaxativesTreatment researchMost domainsExerciseBingePsychopathologyDisordersDepressionParticipantsSimilar levelsFurther supportForm and Formulation: Examining the Distinctiveness of Body Image Constructs in Treatment-Seeking Patients With Binge-Eating Disorder
Lydecker JA, White MA, Grilo CM. Form and Formulation: Examining the Distinctiveness of Body Image Constructs in Treatment-Seeking Patients With Binge-Eating Disorder. Journal Of Consulting And Clinical Psychology 2017, 85: 1095-1103. PMID: 29083224, PMCID: PMC5679782, DOI: 10.1037/ccp0000258.Peer-Reviewed Original ResearchConceptsBody image variablesBody image disturbanceBody image constructsBinge-eating disorderImage constructImage variablesWeight/shape overvaluationBinge-eating frequencyInvestigator-based interviewBiopsychosocial featuresEating-disorder psychopathologyTreatment-seeking patientsShape preoccupationShape dissatisfactionShape overvaluationShape concernsCore aspectsCurrent studyTreatment formulationConstructsImportant distinctionDifferent aspectsOvervaluationPreoccupationDisordersDoes your child's weight influence how you judge yourself as a parent? A cross-sectional study to define and examine parental overvaluation of weight/shape
Lydecker JA, Grilo CM. Does your child's weight influence how you judge yourself as a parent? A cross-sectional study to define and examine parental overvaluation of weight/shape. Preventive Medicine 2017, 105: 265-270. PMID: 28987340, PMCID: PMC5659758, DOI: 10.1016/j.ypmed.2017.10.009.Peer-Reviewed Original ResearchConceptsWeight/shapeParental overvaluationPersonal weightEating-disorder psychopathologyBinge-eating disorderEating PsychopathologyParent psychopathologyPediatric obesityDearth of researchChild weightCross-sectional designParental attitudesPsychopathologyImportant psychopathologyDisorder treatmentCross-sectional studyParentsCurrent studyIntegral stakeholdersWeight influenceOvervaluationClinical attentionChild BMIChild healthRelated conceptsChildren of parents with BED have more eating behavior disturbance than children of parents with obesity or healthy weight
Lydecker JA, Grilo CM. Children of parents with BED have more eating behavior disturbance than children of parents with obesity or healthy weight. International Journal Of Eating Disorders 2016, 50: 648-656. PMID: 27859458, PMCID: PMC5429220, DOI: 10.1002/eat.22648.Peer-Reviewed Original ResearchConceptsBinge-eating disorderChild weightChildren's bingeEating-disorder psychopathologyHigher child weightCross-sectional findingsChild overweightProspective confirmationChildren's eatingChild feedingChild overeatingDietary restrictionObesityClinical interventionsPrevention effortsEating Disorder BehaviorsDisordersBingePreliminary evidencePotential factorsEatingCurrent studyLimited literatureCore featuresOBFathers and mothers with eating-disorder psychopathology: Associations with child eating-disorder behaviors
Lydecker JA, Grilo CM. Fathers and mothers with eating-disorder psychopathology: Associations with child eating-disorder behaviors. Journal Of Psychosomatic Research 2016, 86: 63-69. PMID: 27302549, PMCID: PMC4911698, DOI: 10.1016/j.jpsychores.2016.05.006.Peer-Reviewed Original ResearchConceptsEating-disorder psychopathologyEating-disordered behaviorChild body mass index (BMI) z-scoreBody mass index z-scoreSample of parentsChild feeding difficultiesCore eating disorder psychopathologyIndex z-scoreBinge-eating disorderParental feeding practicesEating Disorder PsychopathologyFeeding difficultiesChild weightChildren's dietsChildren's eatingMaternal concernClinical concernFeeding practicesBulimia nervosaEating Disorder BehaviorsAnorexia nervosaZ-scorePsychosocial causesClinical interventionsClinical programs
2024
Early and Current Experiences of Weight-Based Discrimination Are Associated With Eating Psychopathology, Depression, and Poor General Health in Adulthood
Launius K, Lydecker J. Early and Current Experiences of Weight-Based Discrimination Are Associated With Eating Psychopathology, Depression, and Poor General Health in Adulthood. Stigma And Health 2024 DOI: 10.1037/sah0000527.Peer-Reviewed Original ResearchEating-disorder psychopathologyWeight-based discriminationPoor current healthWeight self-stigmaAssociated with eating-disorder psychopathologyAssociated with eating psychopathologySelf-stigmaAssociated with greater frequencyPsychological well-beingLow self-controlWeight-related discriminationEating psychopathologyCurrent healthAge-based discriminationPerceived stressHarm reduction effortsPsychopathologySelf-controlDiscrimination experiencesIntersectional discriminationPoor general healthMental healthVulnerable youthPhysical healthDepressionReliability of the original and brief versions of the Eating Disorder Examination in binge‐eating disorder
Lydecker J, Ivezaj V, Wiedemann A, Kerrigan S, Grilo C. Reliability of the original and brief versions of the Eating Disorder Examination in binge‐eating disorder. Obesity 2024, 32: 702-709. PMID: 38311600, PMCID: PMC10965370, DOI: 10.1002/oby.23993.Peer-Reviewed Original ResearchEating Disorder ExaminationEating Disorder Examination interviewEating-disorder psychopathologyBinge-eating disorderInternal consistencyDoctoral-levelIndicators of loss of controlInterrater reliabilityLoss of controlBinge eatingBinge-eating episodesPsychological treatmentPsychometric propertiesPsychometric studyTests of reliabilityBehavioral indicatorsAssessed adultsClinical researchPsychopathologyEatingRatersDisordersAudio-recordedAdultsPatient groupThe children of parents who receive treatment for binge‐eating disorder experience improvements in disordered eating
Lydecker J, Ozbardakci E, Grilo C. The children of parents who receive treatment for binge‐eating disorder experience improvements in disordered eating. International Journal Of Eating Disorders 2024, 57: 745-751. PMID: 38308384, PMCID: PMC10947894, DOI: 10.1002/eat.24153.Peer-Reviewed Original ResearchBinge-eating disorderBinge eatingDisordered eating behaviorsEating behaviorsSecretive eatingParent changesDisordered eatingAssociated with disordered eating behaviorsEating-disorder psychopathologyEnd-of-treatment assessmentParental eating disordersAssociated with changesChildren of parentsCross-sectional workChild disordered eating behaviorsBinge-eating frequencyEating disordersSchool-aged childrenParental treatmentUntreated family membersParent medicationLongitudinal researchBingeBaseline assessmentEating
2023
Loss of control in binge‐eating disorder: Fear and resignation
Perelman H, Gilbert K, Grilo C, Lydecker J. Loss of control in binge‐eating disorder: Fear and resignation. International Journal Of Eating Disorders 2023, 56: 1199-1206. PMID: 36920120, PMCID: PMC10247475, DOI: 10.1002/eat.23929.Peer-Reviewed Original ResearchConceptsBinge-eating disorderCognitive-affective experiencesLoss of controlModerate treatment outcomeBinge-eating episodesEating-disorder psychopathologyTreatment-seeking patientsFuture researchAbsence of fearGreater distressPsychopathologyFearSevere psychopathologyResearch cliniciansSemistructured interviewsTreatment formulationPast monthDisordersResignationTreatment outcomesExperienceBlack individualsEmotionsTreatment planningIndividuals
2022
Digital self-harm is associated with disordered eating behaviors in adults
Lydecker JA, Grilo CM, Hamilton A, Barnes RD. Digital self-harm is associated with disordered eating behaviors in adults. Eating And Weight Disorders - Studies On Anorexia, Bulimia And Obesity 2022, 27: 2129-2136. PMID: 35066861, PMCID: PMC9288535, DOI: 10.1007/s40519-021-01355-6.Peer-Reviewed Original ResearchConceptsEating-disorder psychopathologyCase–control analytic studiesSelf-harm behaviorsSocial interactionPsychopathologyEvidenceLevel IIIOnline cross-sectional surveyMean thingFirst studyCurrent studyAdultsDemographic characteristicsParticipantsAge-matched controlsFurther researchAnalytic studyCross-sectional surveyBehaviorMethodsParticipantsYouthResearchIndividuals
2021
Double trouble? Associations of parental substance use and eating behaviors with pediatric disordered eating
Boswell RG, Lydecker JA. Double trouble? Associations of parental substance use and eating behaviors with pediatric disordered eating. Addictive Behaviors 2021, 123: 107089. PMID: 34450350, PMCID: PMC8506907, DOI: 10.1016/j.addbeh.2021.107089.Peer-Reviewed Original ResearchConceptsCo-occurring substance useEating-disorder psychopathologySubstance use disordersParental substance useSubstance useUse disordersChild's ageSeverity of psychopathologyOnline cross-sectional surveyCross-sectional surveyEating-related psychopathologyParental SUDEating Disorder PsychopathologyEating-related problemsChild weightDisorder behaviorsDepression scoresGreater severityDouble troublePersonal substance useTreatment effortsEating Disorder BehaviorsDisordersParent psychopathologyParents' ageDoes your past define you? How weight histories are associated with child eating-disorder psychopathology
Lydecker JA, Rossa ET, Grilo CM. Does your past define you? How weight histories are associated with child eating-disorder psychopathology. Eating And Weight Disorders - Studies On Anorexia, Bulimia And Obesity 2021, 27: 515-524. PMID: 33851327, PMCID: PMC8511348, DOI: 10.1007/s40519-021-01167-8.Peer-Reviewed Original ResearchExamination of night eating and loss-of-control eating following bariatric surgery
Ivezaj V, Lawson JL, Lydecker JA, Duffy AJ, Grilo CM. Examination of night eating and loss-of-control eating following bariatric surgery. Eating And Weight Disorders - Studies On Anorexia, Bulimia And Obesity 2021, 27: 207-213. PMID: 33730344, PMCID: PMC8925302, DOI: 10.1007/s40519-021-01156-x.Peer-Reviewed Original ResearchConceptsPittsburgh Sleep Quality IndexNight Eating QuestionnaireNight-eating syndromeBariatric surgeryNight eatingSleeve gastrectomyPoor post-operative outcomesPercent total weight lossPost-bariatric patientsPost-operative outcomesLong-term outcomesNegative prognostic indicatorSleep Quality IndexEating Disorder Examination interviewEating-disorder psychopathologyNight-eating behaviorsBeck Depression InventoryClinical featuresPSQI scoresPrognostic indicatorPoor sleepSevere subgroupBDI-IIDepression InventoryTotal weight loss
2020
Naltrexone + Bupropion Combination for the Treatment of Binge-eating Disorder with Obesity: A Randomized, Controlled Pilot Study
Grilo CM, Lydecker JA, Morgan PT, Gueorguieva R. Naltrexone + Bupropion Combination for the Treatment of Binge-eating Disorder with Obesity: A Randomized, Controlled Pilot Study. Clinical Therapeutics 2020, 43: 112-122.e1. PMID: 33218742, PMCID: PMC7902424, DOI: 10.1016/j.clinthera.2020.10.010.Peer-Reviewed Original ResearchConceptsBinge-eating disorderEating-disorder psychopathologyPilot RCTTreatment of BEDOutcome time pointDouble-blind treatmentPercentage of patientsControlled Pilot StudyDiscontinuation of medicationTreatment of bingeEvidence-based treatmentsBinge-eating frequencyBupropion combinationAdult patientsAdverse eventsComorbid obesitySecondary outcomesPrimary outcomeAcute effectsFunctional impairmentPlaceboLong-term effectsPatientsMost outcomesObesityInterrater reliability of the Eating Disorder Examination among postbariatric patients
Wiedemann AA, Ivezaj V, Lawson JL, Lydecker JA, Cooper Z, Grilo CM. Interrater reliability of the Eating Disorder Examination among postbariatric patients. Surgery For Obesity And Related Diseases 2020, 16: 1988-1993. PMID: 32933867, PMCID: PMC7704555, DOI: 10.1016/j.soard.2020.07.032.Peer-Reviewed Original ResearchConceptsEating Disorder ExaminationIntraclass correlation coefficientEating-disorder psychopathologyBariatric surgerySurgery patientsInterrater reliabilityPostoperative bariatric surgery patientsDisorder ExaminationPostbariatric surgery patientsBariatric surgery patientsBariatric surgery sampleBinge-eating episodesSemistructured clinical interviewPostbariatric patientsBariatric patientsConsecutive seriesClinical assessmentSurgery samplesClinical InterviewPatientsSymptom presentationKappa agreementInitial evaluationEDE subscalesExpert ratersInternalized weight bias and loss-of-control eating following bariatric surgery
Lawson JL, LeCates A, Ivezaj V, Lydecker J, Grilo CM. Internalized weight bias and loss-of-control eating following bariatric surgery. Eating Disorders 2020, 29: 630-643. PMID: 32182194, PMCID: PMC7494529, DOI: 10.1080/10640266.2020.1731920.Peer-Reviewed Original ResearchConceptsEating Disorder Examination-Bariatric Surgery Version interviewEating-disorder psychopathologyBariatric surgeryWeight biasGreater eating-disorder psychopathologyPercent excess weight lossEating Disorder FeaturesInternalized weight biasExcess weight lossHierarchical regression analysisControl eatingPsychosocial difficultiesGastrectomy patientsAdult patientsClinical presentationGastrectomy surgeryPrognostic significanceWeight concernsClinical correlatesEstablished measuresNon-White participantsSurgeryPatientsPsychopathologyMental quality