2022
Problematic social media use is statistically predicted by using social media for coping motives and by positive reinforcement processes in individuals with high COVID-19-related stress levels
Moretta T, Buodo G, Santucci V, Chen S, Potenza M. Problematic social media use is statistically predicted by using social media for coping motives and by positive reinforcement processes in individuals with high COVID-19-related stress levels. Journal Of Psychiatric Research 2022, 158: 104-113. PMID: 36580866, DOI: 10.1016/j.jpsychires.2022.12.036.Peer-Reviewed Original ResearchBayesian 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 ResearchMeSH KeywordsBayes TheoremBrainConnectomeHumansMagnetic Resonance ImagingMediation AnalysisNerve NetConceptsStochastic block modelBayesian paradigmBrain functional connectomeBlock modelConnectivity weightsFunctional connectomeNetwork measurementsEffect componentApproach applicationBlock allocationOpioid abstinenceAnalytic approachNetwork neurosciencePractical illustrationTherapeutic interventionsMediation analysisNeural circuitsNetwork structureBrain functioningMediatorsFunctional networksFeature selectionApplicationsModelNetwork
2020
Disrupted prefrontal regulation of striatum-related craving in Internet gaming disorder revealed by dynamic causal modeling: results from a cue-reactivity task
Dong GH, Wang M, Zheng H, Wang Z, Du X, Potenza MN. Disrupted prefrontal regulation of striatum-related craving in Internet gaming disorder revealed by dynamic causal modeling: results from a cue-reactivity task. Psychological Medicine 2020, 51: 1549-1561. PMID: 32102722, DOI: 10.1017/s003329172000032x.Peer-Reviewed Original ResearchConceptsInternet gaming disorderPosterior cingulate cortexRecreational game useIGD subjectsRGU subjectsNeurobiological markersGaming disorderCue-craving taskCue-reactivity taskGaming-related cuesCue-related cravingDynamic causal modelingPossible neurobiological mechanismsCognitive controlGaming cuesNeutral cuesUseful neurobiological markerPrefrontal regulationBrain responsesNeurobiological mechanismsLeft hemisphereCausal modelingCingulate cortexDirectional connectivityGame use