2023
Problematic smartphone use and two types of problematic use of the internet and self-stigma among people with substance use disorders
Chang C, Chen J, Huang S, Potenza M, Su J, Chang K, Pakpour A, Lin C. Problematic smartphone use and two types of problematic use of the internet and self-stigma among people with substance use disorders. Addictive Behaviors 2023, 147: 107807. PMID: 37542974, DOI: 10.1016/j.addbeh.2023.107807.Peer-Reviewed Original ResearchConceptsProblematic smartphone useSubstance use disordersCognition-Execution (I-PACE) modelI-PACE modelSmartphone useProblematic useUse disordersPROCESS macro Model 4Person-AffectMediation modelCross-sectional designMediation analysisLongitudinal studyPeopleDisordersRelationshipPsychiatric centerFindingsParticipantsHayesModel 4ContextBrain structural co-development is associated with internalizing symptoms two years later in the ABCD cohort
Zhao Y, Paulus M, Potenza M. Brain structural co-development is associated with internalizing symptoms two years later in the ABCD cohort. Journal Of Behavioral Addictions 2023, 12: 80-93. PMID: 36940096, PMCID: PMC10260217, DOI: 10.1556/2006.2023.00006.Peer-Reviewed Original ResearchConceptsScreen media activitiesGray matter volumeInternalizing problemsTwo yearsSymptoms two yearsTwo-year followInferior temporal regionsCortical thickness measuresHours/dayLongitudinal brain imagingInternalizing psychopathologyABCD cohortSmall effect sizesFuture internalizing problemsInternalizing behaviorsExternalizing psychopathologyInferior parietalMediation analysisBrain patternsBrain featuresGreater riskLinear mixed-effects modelsTemporal regionsAge 9Thickness measures
2022
Bayesian network mediation analysis with application to the brain functional connectome
Zhao Y, Chen T, Cai J, Lichenstein S, Potenza M, Yip S. Bayesian network mediation analysis with application to the brain functional connectome. Statistics In Medicine 2022, 41: 3991-4005. PMID: 35795965, PMCID: PMC10131252, DOI: 10.1002/sim.9488.Peer-Reviewed Original ResearchConceptsStochastic block modelBayesian paradigmBrain functional connectomeBlock modelConnectivity weightsFunctional connectomeNetwork measurementsEffect componentApproach applicationBlock allocationOpioid abstinenceAnalytic approachNetwork neurosciencePractical illustrationTherapeutic interventionsMediation analysisNeural circuitsNetwork structureBrain functioningMediatorsFunctional networksFeature selectionApplicationsModelNetwork