2024
The relationship between childhood trauma, psychotic symptoms, and cognitive schemas in patients with schizophrenia, their siblings, and healthy controls: results from the EU-GEI study.
Üçok A, Noyan H, Gülöksüz S, Saka M, Alptekin K, Atbaşoğlu C, Akturan E, Karadayı G, Baran Tatar Z, Akdede B, Binbay T, Altınyazar V, Ulaş H, Yalınçetin B, Gümüş-Akay G, Cihan B, Soygür H, Şahin Cankurtaran E, Ulusoy Kaymak S, Rutten B, van Os J. The relationship between childhood trauma, psychotic symptoms, and cognitive schemas in patients with schizophrenia, their siblings, and healthy controls: results from the EU-GEI study. Psychological Medicine 2024, 54: 2414-2425. PMID: 38606591, DOI: 10.1017/s0033291724000540.Peer-Reviewed Original ResearchNegative cognitive schemasChildhood traumaCognitive schemasPsychotic symptomsEU-GEIEmotional abuseBrief Core Schema ScalesEU-GEI studySubthreshold psychotic experiencesSubtypes of traumaChildhood emotional abuseChildhood Trauma QuestionnaireNon-clinical populationsHealthy controlsNegative schemasPositive symptomsPersecutory delusionsPsychotic experiencesSchema ScaleTrauma QuestionnaireChildhood abuseSymptom severitySchizophreniaSexual abuseAbuse
2019
Evidence for interaction between genetic liability and childhood trauma in the development of psychotic symptoms
Pinckaers F, Rotee I, Nwosu C, Krolinski P, Smeets A, Gülöksüz S, de Jong L, Vaessen T, Damen T, Uittenboogaard A, Schäfer A, Menne-Lothmann C, Decoster J, van Winkel R, Collip D, Delespaul P, De Hert M, Derom C, Thiery E, Jacobs N, Wichers M, Rutten B, van Os J, Drukker M. Evidence for interaction between genetic liability and childhood trauma in the development of psychotic symptoms. Social Psychiatry And Psychiatric Epidemiology 2019, 54: 1045-1054. PMID: 31209522, DOI: 10.1007/s00127-019-01711-z.Peer-Reviewed Original ResearchConceptsChildhood traumaGenetic liabilityImpact of CTSymptom Checklist-90 scoresMixed-effects linear regression analysisSubthreshold psychotic experiencesChildhood Trauma Questionnaire-Short FormExpression of psychosisGeneral population twinsQuestionnaire-Short FormPsychosis expressionMultilevel mixed-effects linear regression analysesRisk factorsPsychotic symptomsSymptom subscalesLinear regression analysisSubthreshold expressionTotal scoreStatistical significancePsychic Experience (CAPE) questionnaireRegression analysis
2015
Evidence that the presence of psychosis in non-psychotic disorder is environment-dependent and mediated by severity of non-psychotic psychopathology
Guloksuz S, van Nierop M, Lieb R, van Winkel R, Wittchen H, van Os J. Evidence that the presence of psychosis in non-psychotic disorder is environment-dependent and mediated by severity of non-psychotic psychopathology. Psychological Medicine 2015, 45: 2389-2401. PMID: 25804288, DOI: 10.1017/s0033291715000380.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAdult Survivors of Child Adverse EventsDiagnostic and Statistical Manual of Mental DisordersEnvironmental ExposureFemaleGermanyHelp-Seeking BehaviorHumansMaleModels, PsychologicalMood DisordersObsessive-Compulsive DisorderPsychopathologyPsychotic DisordersRisk FactorsSeverity of Illness IndexSubstance-Related DisordersUrban PopulationYoung AdultConceptsNon-psychotic disordersNon-psychotic psychopathologyRisk factorsMood disordersPsychotic experiencesHelp-seeking behaviorDSM-IV mood disordersEnvironmental exposuresSevere clinical stateDose-response fashionEnvironmental risk factorsPresence of psychosisIndex of severitySubthreshold psychotic experiencesIllness severityClinical stateGeneral psychopathologyCannabis useDisordersSeverityCompulsive disorderPsychotic psychopathologyPsychosisPsychopathologyTrauma