2020
Risk factors for obsessive–compulsive symptoms. Follow-up of a community-based youth cohort
Macul Ferreira de Barros P, do Rosário MC, Szejko N, Polga N, Requena GL, Ravagnani B, Fatori D, Batistuzzo MC, Hoexter MQ, Rohde LA, Polanczyk GV, Leckman JF, Miguel EC, de Alvarenga PG. Risk factors for obsessive–compulsive symptoms. Follow-up of a community-based youth cohort. European Child & Adolescent Psychiatry 2020, 30: 89-104. PMID: 32076869, DOI: 10.1007/s00787-020-01495-7.Peer-Reviewed Original ResearchConceptsObsessive-compulsive symptomsRisk factorsAbsence of breastfeedingOCS scoresBaseline anxiety disordersPotential risk factorsLarge community cohortLow socioeconomic statusRegression analysisMental health assessmentMaternal stress levelsLower intelligence quotientCommunity cohortChildhood adversityLower ageHigher OCS scoresAnxiety disordersPsychopathological factorsSocioeconomic statusGenetic factorsSignificant predictorsBaselineHealth assessmentScoresAge
2017
Mortality risk in a nationwide cohort of individuals with tic disorders and with tourette syndrome
Meier SM, Dalsgaard S, Mortensen PB, Leckman JF, Plessen KJ. Mortality risk in a nationwide cohort of individuals with tic disorders and with tourette syndrome. Movement Disorders 2017, 32: 605-609. PMID: 28339122, DOI: 10.1002/mds.26939.Peer-Reviewed Original ResearchConceptsTic disordersTourette syndromePremature deathMortality riskProspective cohort studyMortality rate ratiosComorbid attention-deficit/hyperactivity disorderAttention-deficit/hyperactivity disorderExclusion of individualsCohort studyObsessive-compulsive disorderClinical significancePsychiatric disordersPaternal ageSubstance abuseSyndromeHyperactivity disorderDisordersRate ratioDeathRiskCalendar yearAgeIndividualsClinicians
2003
Influence of Age and Tic Disorders on Obsessive-Compulsive Disorder in a Pediatric Sample
Scahill L, Kano Y, King RA, Carlson A, Peller A, LeBrun U, do Rosario-Campos MC, Leckman JF. Influence of Age and Tic Disorders on Obsessive-Compulsive Disorder in a Pediatric Sample. Journal Of Child And Adolescent Psychopharmacology 2003, 13: 7-17. PMID: 12880496, DOI: 10.1089/104454603322126304.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderTic disordersAge of onsetAge groupsPediatric samplesAbsence of ticsHistory of ticsAdolescent age groupImpact of ageInfluence of agePresence of ticsMean ageFunctional statusOnly significant differenceSpecialty clinicSymptom profilesHeterogeneous disorderImportant subgroupSymptom typeDisordersCommon compulsionsAge categoriesCompulsive disorderAgeConvenient sample
2001
Adults With Early-Onset Obsessive-Compulsive Disorder
Rosario-Campos MC, Leckman JF, Mercadante MT, Shavitt RG, Prado HS, Sada P, Zamignani D, Miguel EC. Adults With Early-Onset Obsessive-Compulsive Disorder. American Journal Of Psychiatry 2001, 158: 1899-1903. PMID: 11691698, DOI: 10.1176/appi.ajp.158.11.1899.Peer-Reviewed Original ResearchConceptsSymptom onsetObsessive-compulsive disorderSelective serotonin reuptake inhibitorsOCD patientsSerotonin reuptake inhibitorsEarlier symptom onsetEarly-onset groupLater symptom onsetOnset obsessive-compulsive disorderYale-Brown Obsessive Compulsive ScaleComorbid tic disordersAdult OCD patientsObsessive Compulsive ScaleReuptake inhibitorsAdult outpatientsTic disordersTreatment outcomesOCD symptom onsetBimodal ageEarly onsetHeterogeneous disorderCompulsive ScaleDisordersAgePatients