Featured Publications
Comparative efficacy, tolerability, and acceptability of pharmacological interventions for the treatment of children, adolescents, and young adults with Tourette's syndrome: a systematic review and network meta-analysis
Farhat L, Behling E, Landeros-Weisenberger A, Levine J, Macul Ferreira de Barros P, Wang Z, Bloch M. Comparative efficacy, tolerability, and acceptability of pharmacological interventions for the treatment of children, adolescents, and young adults with Tourette's syndrome: a systematic review and network meta-analysis. The Lancet Child & Adolescent Health 2022, 7: 112-126. PMID: 36528030, DOI: 10.1016/s2352-4642(22)00316-9.Peer-Reviewed Original ResearchConceptsSecond-generation antipsychotic drugsMedication categoriesAntipsychotic drugsModerate certaintyIndividual medicationsTourette syndromePharmacological interventionsLow certaintyWHO International Clinical Trials Registry PlatformInternational Clinical Trials Registry PlatformSystematic reviewClinical Trials Registry PlatformChoice of medicationCochrane Central RegisterNetwork meta-analysis frameworkTrials Registry PlatformRandom-effects networkTerms of tolerabilityCertainty of evidenceClinical practice guidelinesComorbid attention deficit hyperactivity disorderStandardised mean differenceTreatment of childrenAttention deficit hyperactivity disorderWeb of SciencePharmacological and behavioral treatment for trichotillomania: An updated systematic review with meta‐analysis
Farhat LC, Olfson E, Nasir M, Levine JLS, Li F, Miguel EC, Bloch MH. Pharmacological and behavioral treatment for trichotillomania: An updated systematic review with meta‐analysis. Depression And Anxiety 2020, 37: 715-727. PMID: 32390221, DOI: 10.1002/da.23028.Peer-Reviewed Original ResearchConceptsClinical trialsSingle randomized clinical trialTTM symptomsFirst-line medicationRandomized clinical trialsStrong evidence baseLarge treatment effectsHair pulling disorderEffective medicationsAvailable agentsPharmacological agentsAdditional trialsDrug AdministrationPsychiatric conditionsSystematic reviewN-acetylcysteineBehavioral treatmentBehavioral therapyEvidence baseTrichotillomaniaTrialsRelative efficacyTreatment effectsMedicationsSymptomsThe Effect of a Single Dose of Intravenous Ketamine on Suicidal Ideation: A Systematic Review and Individual Participant Data Meta-Analysis
Wilkinson ST, Ballard ED, Bloch MH, Mathew SJ, Murrough JW, Feder A, Sos P, Wang G, Zarate CA, Sanacora G. The Effect of a Single Dose of Intravenous Ketamine on Suicidal Ideation: A Systematic Review and Individual Participant Data Meta-Analysis. American Journal Of Psychiatry 2017, 175: 150-158. PMID: 28969441, PMCID: PMC5794524, DOI: 10.1176/appi.ajp.2017.17040472.Peer-Reviewed Original ResearchConceptsIndividual participant dataLong-term safetySuicidal ideationKetamine effectsSingle doseParticipant dataSuicide itemOutcome measuresSystematic reviewIndividual Participant Data Meta-AnalysisLimited treatment optionsPrimary outcome measureSelf-reported outcome measuresData Meta-AnalysisIntravenous ketaminePublic health crisisKetamine administrationTreatment optionsQIDS-SRDepressed patientsDepressive symptomsIntervention studiesKetamineMeta-AnalysisSuicidal thoughtsA systematic review: antipsychotic augmentation with treatment refractory obsessive-compulsive disorder
Bloch MH, Landeros-Weisenberger A, Kelmendi B, Coric V, Bracken MB, Leckman JF. A systematic review: antipsychotic augmentation with treatment refractory obsessive-compulsive disorder. Molecular Psychiatry 2006, 11: 622-632. PMID: 16585942, DOI: 10.1038/sj.mp.4001823.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntipsychotic AgentsBasal Ganglia DiseasesBenzodiazepinesComorbidityDepressive DisorderDibenzothiazepinesDouble-Blind MethodDrug ResistanceDrug Therapy, CombinationHaloperidolHumansMiddle AgedObsessive-Compulsive DisorderOlanzapinePatient DropoutsQuetiapine FumarateRandomized Controlled Trials as TopicRisperidoneSelective Serotonin Reuptake InhibitorsTic DisordersTreatment OutcomeConceptsSerotonin reuptake inhibitorsAntipsychotic augmentationAbsolute risk differenceObsessive-compulsive disorderComorbid ticsOCD patientsTreatment responseSystematic reviewTreatment-refractory obsessive-compulsive disorderTreatment-refractory OCD patientsRefractory obsessive-compulsive disorderDouble-blind trialEfficacy of quetiapineTreatment-refractory OCDCochrane Central RegisterMeaningful treatment responseProportion of subjectsEfficacy of haloperidolRandomized control trialObsessive-compulsive disorder patientsSRI monotherapyAdequate trialCentral RegisterControlled TrialsReuptake inhibitors
2023
The genetic epidemiology of obsessive-compulsive disorder: a systematic review and meta-analysis
Blanco-Vieira T, Radua J, Marcelino L, Bloch M, Mataix-Cols D, do Rosário M. The genetic epidemiology of obsessive-compulsive disorder: a systematic review and meta-analysis. Translational Psychiatry 2023, 13: 230. PMID: 37380645, PMCID: PMC10307810, DOI: 10.1038/s41398-023-02433-2.Peer-Reviewed Original ResearchConceptsFirst-degree relativesSystematic reviewPopulation-based studyGenetic epidemiologyRelatives of childrenOutcomes of interestFirst systematic reviewObsessive-compulsive disorderRecurrence rateFamilial recurrence rateMedical recordsOpenGrey databasesControl groupControl probandsFamilial disorderAdolescent probandsStudy designEpidemiologyTwin study designOCD diagnosisIndependent researchersDizygotic twinsTwin pairsDisordersOCDPrevalence and gender distribution of excoriation (skin-picking) disorder: A systematic review and meta-analysis
Farhat L, Reid M, Bloch M, Olfson E. Prevalence and gender distribution of excoriation (skin-picking) disorder: A systematic review and meta-analysis. Journal Of Psychiatric Research 2023, 161: 412-418. PMID: 37023597, PMCID: PMC11137851, DOI: 10.1016/j.jpsychires.2023.03.034.Peer-Reviewed Original ResearchConceptsExcoriation disorderPublic health impactEpidemiological studiesGeneral populationSystematic reviewHealth impactsDifferent prevalence estimatesPooled prevalenceOverall prevalenceInclusion criteriaMale ratioPubMed searchPrevalence estimatesGender distributionDisordersPrevalenceDatabase searchEMBASEReviewPopulationPubMedPsycINFOStudyWomenSystematic review and meta-analysis: Season of birth and schizophrenia risk
Coury S, Lombroso A, Avila-Quintero V, Taylor J, Flores J, Szejko N, Bloch M. Systematic review and meta-analysis: Season of birth and schizophrenia risk. Schizophrenia Research 2023, 252: 244-252. PMID: 36682315, DOI: 10.1016/j.schres.2022.12.016.Peer-Reviewed Original ResearchConceptsRisk of schizophreniaSummer birthWinter birthSystematic reviewBirth monthVitamin D deficiencyStratified subgroup analysisSchizophrenia riskEtiological risk factorsMonth of birthD deficiencySeason of birthEtiologic causesSubgroup analysisVirus exposureRisk factorsSchizophreniaMonthsBirthSignificant differencesRiskAssociation
2022
Prevalence and gender distribution of trichotillomania: A systematic review and meta-analysis
Thomson HA, Farhat LC, Olfson E, Levine JLS, Bloch MH. Prevalence and gender distribution of trichotillomania: A systematic review and meta-analysis. Journal Of Psychiatric Research 2022, 153: 73-81. PMID: 35802953, DOI: 10.1016/j.jpsychires.2022.06.058.Peer-Reviewed Original ResearchConceptsNoticeable hair lossHair-pulling behaviorOdds ratioHair lossPrevalence estimatesSystematic reviewGender distributionSignificant public health impactMental Disorders criteriaPublic health impactMale odds ratioFemale preponderanceEpidemiological studiesPrevalence dataUnderstudied conditionDisorder criteriaStatistical ManualTrichotillomaniaEpidemiological samplePrevalenceHealth impactsConsiderable heterogeneityDatabase searchAdditional researchFemalesParental age and the risk of bipolar disorder in the offspring: A systematic review and meta‐analysis
Polga N, de Barros P, Farhat LC, de Almeida K, Bloch MH, Lafer B. Parental age and the risk of bipolar disorder in the offspring: A systematic review and meta‐analysis. Acta Psychiatrica Scandinavica 2022, 145: 568-577. PMID: 35188977, DOI: 10.1111/acps.13418.Peer-Reviewed Original ResearchConceptsRisk of BDBipolar disorderMaternal ageOdds ratioParental ageReference categoryOlder maternal age groupsAge groupsPaternal age groupsMaternal age groupsWeb of ScienceObservational studySystematic reviewAgeFurther studiesRiskDisordersOffspringAssociationEffect size indexEMBASEGroupSize indexPubMedStudyMeta‐Analysis: Efficacy and Tolerability of Vesicular Monoamine Transporter Type 2 Inhibitors in the Treatment of Tic Disorders
Behling E, Farhat LC, Landeros‐Weisenberger A, Bloch MH. Meta‐Analysis: Efficacy and Tolerability of Vesicular Monoamine Transporter Type 2 Inhibitors in the Treatment of Tic Disorders. Movement Disorders 2022, 37: 684-693. PMID: 35191552, DOI: 10.1002/mds.28957.Peer-Reviewed Original ResearchConceptsChronic tic disorderTourette syndromeVMAT2 inhibitorsTic disordersVesicular monoamine transporter type 2 inhibitorsYale Global Tic Severity ScaleMean differenceRate of discontinuationTic Severity ScaleType 2 inhibitorsShort-term treatmentTic symptomsBlinded RCTEffective therapySeverity ScaleSystematic reviewTolerabilityAvailable evidenceAdverse effectsInverse varianceEfficacyRCTsInhibitorsNonsignificant effectTrials
2021
Pharmacological and somatic treatment effects on suicide in adults: A systematic review and meta‐analysis
Wilkinson ST, Diaz D, Rupp ZW, Kidambi A, Ramirez KL, Flores JM, Avila‐Quintero V, Rhee TG, Olfson M, Bloch MH. Pharmacological and somatic treatment effects on suicide in adults: A systematic review and meta‐analysis. Depression And Anxiety 2021, 39: 100-112. PMID: 34762330, DOI: 10.1002/da.23222.Peer-Reviewed Original ResearchConceptsOdds of suicidePlacebo/Suicide riskPsychotic disordersBipolar disorderSystematic reviewSuicide deathsMeta-analyzed associationsNon-clozapine antipsychoticsMagnetic seizure therapySomatic interventionsVagus nerve stimulationNewcastle-Ottawa ScaleAntiepileptic mood stabilizersTranscranial magnetic stimulationCertain clinical contextsDirect current stimulationEffects of pharmacologicPublic health crisisSeizure therapyElectroconvulsive therapyNerve stimulationMood stabilizersStudy qualityProtective effectSystematic Review and Meta-analysis: An Empirical Approach to Defining Treatment Response and Remission in Pediatric Obsessive-Compulsive Disorder
Farhat LC, Vattimo EFQ, Ramakrishnan D, Levine JLS, Johnson JA, Artukoglu BB, Landeros-Weisenberger A, Asbahr FR, Cepeda SL, Comer JS, Fatori D, Franklin ME, Freeman JB, Geller DA, Grant PJ, Goodman WK, Heyman I, Ivarsson T, Lenhard F, Lewin AB, Li F, Merlo LJ, Mohsenabadi H, Peris TS, Piacentini J, Rosa-Alcázar AI, Rosa-Alcázar À, Rozenman M, Sapyta JJ, Serlachius E, Shabani MJ, Shavitt RG, Small BJ, Skarphedinsson G, Swedo SE, Thomsen PH, Turner C, Weidle B, Miguel EC, Storch EA, Mataix-Cols D, Bloch MH. Systematic Review and Meta-analysis: An Empirical Approach to Defining Treatment Response and Remission in Pediatric Obsessive-Compulsive Disorder. Journal Of The American Academy Of Child & Adolescent Psychiatry 2021, 61: 495-507. PMID: 34597773, DOI: 10.1016/j.jaac.2021.05.027.Peer-Reviewed Original ResearchConceptsPediatric obsessive-compulsive disorderObsessive-compulsive disorderOptimal cutoffYale-Brown ObsessiveCY-BOCSClinical trialsSystematic reviewClinical Global Impression-ImprovementRandom-effects meta-analysis modelDiscriminative abilityStandardized operational definitionsMeta-analysis modelChildren's Yale-Brown ObsessiveDiagnostic test accuracyTreatment responseRemissionSeverity ScaleMeta-AnalysisYouden indexCompulsive ScaleTrialsDisordersEditorial: Money cannot buy happiness – but can it prevent depression? A commentary on Su et al.
Nasir M, Bloch MH. Editorial: Money cannot buy happiness – but can it prevent depression? A commentary on Su et al. Journal Of Child Psychology And Psychiatry 2021, 62: 1047-1049. PMID: 34448198, DOI: 10.1111/jcpp.13507.Peer-Reviewed Original ResearchConceptsRisk factorsSystematic reviewLow birth weightSmall gestational ageRisk of depressionDevelopmental risk factorsGestational agePostnatal exposurePremature birthParental smokingBirth weightPrenatal depressionMaternal anxietyMaternal stressMaternal educationSocioeconomic statusDepressionParental ageDevelopmental originsPotential exposureAgeReviewExposureOffspringSmokingParental Age and the Risk for Alzheimer’s Disease in Offspring: Systematic Review and Meta-Analysis
Szejko N, Macul Ferreira de Barros P, Avila-Quintero VJ, Lombroso A, Bloch MH. Parental Age and the Risk for Alzheimer’s Disease in Offspring: Systematic Review and Meta-Analysis. Dementia And Geriatric Cognitive Disorders Extra 2021, 11: 140-150. PMID: 34178019, PMCID: PMC8216010, DOI: 10.1159/000515523.Peer-Reviewed Original ResearchAlzheimer's diseaseSystematic reviewParental ageRisk factorsPaternal ageRisk of ADLate Alzheimer's diseaseAdequate control groupsCohort studyPotential confoundersCommon causeCase controlControl groupElectronic databasesMeta-AnalysisVersion 16Significant associationDown syndromeDifferential riskDiseaseRelevant studiesAgeOlder parentsRiskMethodological limitations
2020
Little Doubt That CBT Works for Pediatric OCD
Storch EA, Peris TS, De Nadai A, Piacentini J, Bloch M, Cervin M, McGuire J, Farrell LJ, McCracken JT, McKay D, Riemann BC, Wagner AP, Franklin M, Schneider SC, Walkup JT, Williams L, Abramowitz JS, Stewart SE, Fitzgerald KD, Goodman WK. Little Doubt That CBT Works for Pediatric OCD. Journal Of The American Academy Of Child & Adolescent Psychiatry 2020, 59: 785-787. PMID: 32618273, DOI: 10.1016/j.jaac.2020.01.026.Peer-Reviewed Original ResearchSystematic review and meta-analysis: effects of maternal separation on anxiety-like behavior in rodents
Wang D, Levine JLS, Avila-Quintero V, Bloch M, Kaffman A. Systematic review and meta-analysis: effects of maternal separation on anxiety-like behavior in rodents. Translational Psychiatry 2020, 10: 174. PMID: 32483128, PMCID: PMC7264128, DOI: 10.1038/s41398-020-0856-0.Peer-Reviewed Original ResearchConceptsOpen field testEarly life stressSystematic reviewEffects of MSEffects of ELSAnxiety-like behaviorDefensive behaviorAnxiogenic effectsMaternal separationRodent modelsRatsEarly adversityMiceAbility of MSLife stressLack of standardizationChildhood maltreatmentRodentsExploratory behaviorEffect sizeInconsistent resultsELS modelImportant differencesReviewMS protocolPharmacologic Treatment of Tardive Dyskinesia: A Meta-Analysis and Systematic Review.
Artukoglu BB, Li F, Szejko N, Bloch MH. Pharmacologic Treatment of Tardive Dyskinesia: A Meta-Analysis and Systematic Review. The Journal Of Clinical Psychiatry 2020, 81 PMID: 32459404, DOI: 10.4088/jcp.19r12798.Peer-Reviewed Original ResearchConceptsTreatment of TDGreater score reductionPlacebo-controlled trialTardive dyskinesiaVitamin EPharmacologic treatmentTD symptomsScore reductionSystematic reviewPublication biasVesicular monoamine transporter 2 (VMAT2) inhibitorTardive dyskinesia treatmentVitamin E studiesTransporter 2 inhibitorsCalcium channel blockersDuration of treatmentTardive dyskinesia symptomsGreater reductionFixed-effects modelMedication classesHead trialsDyskinesia symptomsPrimary outcomePharmacologic agentsVMAT2 inhibitors
2018
A Systematic Review of Pharmacologic Treatments for School Refusal Behavior
Tobon A, Reed MO, Taylor JH, Bloch MH. A Systematic Review of Pharmacologic Treatments for School Refusal Behavior. Journal Of Child And Adolescent Psychopharmacology 2018, 28: 368-378. PMID: 29741917, PMCID: PMC6909768, DOI: 10.1089/cap.2017.0160.Peer-Reviewed Original ResearchConceptsSchool refusalSystematic reviewPharmacologic treatmentFuture pharmacologic studiesSpecific psychosocial treatmentsLong-term outcomesNew pharmacologic agentsImportant pediatric problemSchool refusal behaviorComprehensive literature searchSignificant methodological limitationsImportant functional outcomesSecondary outcomesFunctional outcomeNewer antidepressantsPharmacologic trialsPharmacological treatmentPharmacologic agentsPharmacological interventionsPsychological interventionsPharmacologic studiesPsychosocial treatmentsMost trialsPediatric problemAnxiety symptoms
2017
Efficacy of Palmitoylethanolamide for Pain: A Meta-Analysis.
Artukoglu BB, Beyer C, Zuloff-Shani A, Brener E, Bloch MH. Efficacy of Palmitoylethanolamide for Pain: A Meta-Analysis. Pain Physician 2017, 20: 353-362. PMID: 28727699.Peer-Reviewed Original ResearchConceptsEfficacy of palmitoylethanolamidePlacebo-controlled trialInactive control conditionsSystematic reviewVisual analog pain scaleAnalog pain scaleSerious adverse eventsEffect of palmitoylethanolamideWeighted mean differenceGreater pain reductionPEA treatmentInactive control groupPain reductionPain scoresAdverse eventsPain scalePain managementPrimary outcomeChronic painConcomitant treatmentControl conditionUseful treatmentAnalgesic agentsPlacebo controlClinical trialsObsessive-Compulsive Disorder: Advances in Diagnosis and Treatment
Hirschtritt ME, Bloch MH, Mathews CA. Obsessive-Compulsive Disorder: Advances in Diagnosis and Treatment. JAMA 2017, 317: 1358-1367. PMID: 28384832, DOI: 10.1001/jama.2017.2200.Peer-Reviewed Original ResearchConceptsSelective serotonin reuptake inhibitorsSerotonin reuptake inhibitorsObsessive-compulsive disorderCognitive behavioral therapyTreatment of OCDReuptake inhibitorsBehavioral therapySystematic reviewFirst-line pharmacologic interventionPreferred initial treatment strategyTreatment-resistant obsessive-compulsive disorderInitial treatment strategyPrimary care settingTreatment-resistant casesDiagnosis of OCDFirst-line interventionEfficacy of neurolepticsDeep brain stimulationComputer-based cognitive behavioral therapyCase seriesPharmacologic interventionsAdjunctive useTreatment optionsTreatment advancesNeuromodulatory approaches