Featured Publications
The effects of stimulant dose and dosing strategy on treatment outcomes in attention-deficit/hyperactivity disorder in children and adolescents: a meta-analysis
Farhat LC, Flores JM, Behling E, Avila-Quintero VJ, Lombroso A, Cortese S, Polanczyk GV, Bloch MH. The effects of stimulant dose and dosing strategy on treatment outcomes in attention-deficit/hyperactivity disorder in children and adolescents: a meta-analysis. Molecular Psychiatry 2022, 27: 1562-1572. PMID: 35027679, DOI: 10.1038/s41380-021-01391-9.Peer-Reviewed Original ResearchConceptsFixed-dose trialAttention-deficit/hyperactivity disorderDose-limiting adverse eventsChildren/adolescentsAdverse eventsFlexible-dose trialTerms of efficacyClinical practiceHigh dosesFlexible dose designIntolerable adverse eventsHyperactivity disorderIncremental benefitLikelihood of discontinuationADHD symptomsLarge systematic reviewSchool-aged children/adolescentsFlexible titrationPotential long-term effectsSymptom controlTreatment discontinuationClinical outcomesStimulant dosesDaily dosesClinical guidelinesMeta-Analysis: Treatment of Attention-Deficit/Hyperactivity Disorder in Children With Comorbid Tic Disorders
Bloch MH, Panza KE, Landeros-Weisenberger A, Leckman JF. Meta-Analysis: Treatment of Attention-Deficit/Hyperactivity Disorder in Children With Comorbid Tic Disorders. Journal Of The American Academy Of Child & Adolescent Psychiatry 2009, 48: 884-893. PMID: 19625978, PMCID: PMC3943246, DOI: 10.1097/chi.0b013e3181b26e9f.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic alpha-AgonistsAtomoxetine HydrochlorideAttention Deficit Disorder with HyperactivityChildComorbidityContraindicationsDose-Response Relationship, DrugDouble-Blind MethodHumansMethylphenidatePropylaminesPsychotropic DrugsRandomized Controlled Trials as TopicTic DisordersTourette SyndromeConceptsAlpha-2 agonistsAttention-deficit/hyperactivity disorderTic symptomsComorbid ticsSupratherapeutic dosesTic disordersADHD symptomsTreatment of ADHDHyperactivity disorderPlacebo-controlled trialEfficacy of medicationsStandardized mean differenceEvidence-based treatmentsHalf of childrenComorbid tic disordersPrimary outcomeDifferent medicationsPsychostimulant medicationPubMed searchTic severityTourette syndromePackage insertsDrug AdministrationAtomoxetineSymptomsTreatment Outcomes With Licensed and Unlicensed Stimulant Doses for Adults With Attention-Deficit/Hyperactivity Disorder
Farhat L, Flores J, Avila-Quintero V, Polanczyk G, Cipriani A, Furukawa T, Bloch M, Cortese S. Treatment Outcomes With Licensed and Unlicensed Stimulant Doses for Adults With Attention-Deficit/Hyperactivity Disorder. JAMA Psychiatry 2024, 81: 157-166. PMID: 37878348, PMCID: PMC10600727, DOI: 10.1001/jamapsychiatry.2023.3985.Peer-Reviewed Original ResearchAttention-deficit/hyperactivity disorderLicensed dosesDose-response curveStimulant dosesClinical trialsTreatment outcomesRisk benefitHyperactivity disorderReduction of symptomsDrug Administration recommendationsAdverse eventsDose escalationLanguage restrictionsAdministration recommendationsUS FoodSymptomsDosesAdditional riskData extractionAdditional reductionADHD symptomsAdultsGreater reductionStimulantsRisk
2023
Characteristics of trichotillomania and excoriation disorder across the lifespan
Lin A, Farhat L, Flores J, Levine J, Fernandez T, Bloch M, Olfson E. Characteristics of trichotillomania and excoriation disorder across the lifespan. Psychiatry Research 2023, 322: 115120. PMID: 36842397, PMCID: PMC10023474, DOI: 10.1016/j.psychres.2023.115120.Peer-Reviewed Original ResearchConceptsExcoriation disorderClinical characteristicsSkin-picking severityAttention-deficit/hyperactivity disorderCo-occurring conditionsBody-focused repetitive behaviorsObsessive-compulsive disorderSeverity scoreCurrent symptomsSignificant positive correlationTrichotillomaniaHyperactivity disorderDisordersSelf-reported anxietyAge 4High rateSubtypesSelf-report measuresSeverityCross-sectional survey responsesRepetitive behaviorsAdulthoodPositive correlation
2019
The impact of attention deficit hyperactivity disorder in obsessive‐compulsive disorder subjects
Blanco‐Vieira T, Santos M, Ferrão YA, Torres AR, Miguel EC, Bloch MH, Leckman JF, do Rosario MC. The impact of attention deficit hyperactivity disorder in obsessive‐compulsive disorder subjects. Depression And Anxiety 2019, 36: 533-542. PMID: 30990937, DOI: 10.1002/da.22898.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderAdult OCD patientsObsessive-compulsive disorderDeficit hyperactivity disorderOCD patientsClinical characteristicsExact testFeatures of ADHDHyperactivity disorderSubgroup of patientsAdult obsessive-compulsive disorderComorbid attention deficit hyperactivity disorderSpecific clinical featuresCross-sectional studyObsessive-compulsive disorder (OCD) subjectsLogistic regression analysisFisher's exact testBrazilian Research ConsortiumMann-Whitney testAdult patientsRheumatic feverDevelopment of interventionsClinical featuresObsessive-compulsive spectrum disordersLifetime prevalence
2018
Supplementation with polyunsaturated fatty acids (PUFAs) in the management of attention deficit hyperactivity disorder (ADHD)
Banaschewski T, Belsham B, Bloch MH, Ferrin M, Johnson M, Kustow J, Robinson S, Zuddas A. Supplementation with polyunsaturated fatty acids (PUFAs) in the management of attention deficit hyperactivity disorder (ADHD). Nutrition And Health 2018, 24: 279-284. PMID: 29921155, PMCID: PMC6291899, DOI: 10.1177/0260106018772170.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderPUFA supplementationDeficit hyperactivity disorderManagement of ADHDFurther high-quality researchHyperactivity disorderPossible side effectsSmall beneficial effectRobust evidence baseChild attention-deficit hyperactivity disorderFatty acidsFrontline treatmentHigh-quality researchCurrent evidenceSide effectsPsychosocial interventionsTreatment approachesPanel consensusPatientsBeneficial effectsEvidence baseSupplementationInternational expertsDisordersAdults
2017
6.23 Predictors of Long-Term Risky Driving Behavior in the Multimodal Treatment Study of Children With Attention-Deficit/Hyperactivity Disorder (ADHD)
Johnson J, Jakubovski E, Reed M, Bloch M. 6.23 Predictors of Long-Term Risky Driving Behavior in the Multimodal Treatment Study of Children With Attention-Deficit/Hyperactivity Disorder (ADHD). Journal Of The American Academy Of Child & Adolescent Psychiatry 2017, 56: s284. DOI: 10.1016/j.jaac.2017.09.368.Peer-Reviewed Original ResearchPredictors of Long-Term Risky Driving Behavior in the Multimodal Treatment Study of Children with Attention-Deficit/Hyperactivity Disorder
Johnson JA, Jakubovski E, Reed MO, Bloch MH. Predictors of Long-Term Risky Driving Behavior in the Multimodal Treatment Study of Children with Attention-Deficit/Hyperactivity Disorder. Journal Of Child And Adolescent Psychopharmacology 2017, 27: 747-754. PMID: 28771386, PMCID: PMC5651934, DOI: 10.1089/cap.2017.0025.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderRisky driving behaviorsMultimodal Treatment StudyHyperactivity disorderDriving behaviorParental protectivenessLow parental monitoringParental stress levelsTreatment studiesParental stressParental monitoringConduct disorderHigh-risk childrenStepwise logistic regression analysisLogistic regression analysisYears of ageStepwise logistic regressionDiscriminative predictorsHigh-risk behaviorsParental level
2015
Meta-Analysis: Reduced Risk of Anxiety with Psychostimulant Treatment in Children with Attention-Deficit/Hyperactivity Disorder
Coughlin CG, Cohen SC, Mulqueen JM, Ferracioli-Oda E, Stuckelman ZD, Bloch MH. Meta-Analysis: Reduced Risk of Anxiety with Psychostimulant Treatment in Children with Attention-Deficit/Hyperactivity Disorder. Journal Of Child And Adolescent Psychopharmacology 2015, 25: 611-617. PMID: 26402485, PMCID: PMC4617411, DOI: 10.1089/cap.2015.0075.Peer-Reviewed Original ResearchConceptsRisk of anxietyAttention-deficit/hyperactivity disorderPsychostimulant treatmentSide effectsHyperactivity disorderPlacebo-controlled trialStratified subgroup analysisTreatment of childrenDuration of useRisk ratioSubgroup analysisPsychostimulant medicationPlaceboPubMed searchTrial designNumber of childrenHigh dosesStimulant typePsychostimulantsAnxiety symptomsTreatmentChildrenRiskSymptomsAnxiety
2014
Clinical features of Tourette syndrome and tic disorders
Leckman JF, King RA, Bloch MH. Clinical features of Tourette syndrome and tic disorders. Journal Of Obsessive-Compulsive And Related Disorders 2014, 3: 372-379. PMID: 30197854, PMCID: PMC6124690, DOI: 10.1016/j.jocrd.2014.03.004.Peer-Reviewed Original ResearchTourette syndromeTic disordersLong-term clinical courseLong-term outcomesAge 10 yearsAttention deficit hyperactivity disorderCo-occurring conditionsClinical courseClinical featuresObsessive-compulsive disorderTic symptomsVisual-motor integrationVocal ticsPsychosocial stressMost childrenCourse of monthsLiterature searchRelevant articlesMotor integrationStereotyped movementsHyperactivity disorderEarly adulthoodDisordersNeurodevelopmental disordersSensory stimuli
2013
Systematic Review and Meta-analysis of Pharmacological Treatment of the Symptoms of Attention-Deficit/Hyperactivity Disorder in Children with Pervasive Developmental Disorders
Reichow B, Volkmar FR, Bloch MH. Systematic Review and Meta-analysis of Pharmacological Treatment of the Symptoms of Attention-Deficit/Hyperactivity Disorder in Children with Pervasive Developmental Disorders. Journal Of Autism And Developmental Disorders 2013, 43: 2435-2441. PMID: 23468071, PMCID: PMC3787525, DOI: 10.1007/s10803-013-1793-z.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderADHD symptomsTrial of atomoxetineHyperactivity disorderPlacebo-controlled trialEfficacy of medicationsAdverse eventsPharmacological treatmentMethylphenidate trialMeta-AnalysisSystematic reviewSymptomsPervasive developmental disorderTrialsRelative efficacyIndividual trialsMedicationsDisordersChildrenDevelopmental disordersEfficacyPDDRandom effectsPlaceboClonidine
2012
Clinical assessment of Tourette syndrome and tic disorders
Cohen SC, Leckman JF, Bloch MH. Clinical assessment of Tourette syndrome and tic disorders. Neuroscience & Biobehavioral Reviews 2012, 37: 997-1007. PMID: 23206664, PMCID: PMC3674220, DOI: 10.1016/j.neubiorev.2012.11.013.Peer-Reviewed Original ResearchConceptsTourette syndromeAttention deficit hyperactivity disorderObsessive-compulsive disorderTreatment of TSImpaired sensorimotor gatingPercent of childrenImpulse control disordersDeficit hyperactivity disorderSomatic hypersensitivityTic symptomsPhonic ticsPurposeless movementsTic disordersClinical assessmentSensorimotor gatingControl disordersProper diagnosisMuscle groupsPremonitory urgesNeuropsychiatric disordersHyperactivity disorderDisordersAppropriate evaluationSyndromeSensory phenomena