2021
Longitudinal clinical and functional outcome in distinct cognitive subgroups of first-episode psychosis: a cluster analysis
Oomen P, Begemann M, Brand B, de Haan L, Veling W, Koops S, van Os J, Smit F, Bakker P, van Beveren N, Boonstra N, Gülöksüz S, Kikkert M, Lokkerbol J, Marcelis M, Rosema B, de Beer F, Gangadin S, Geraets C, van ‘t Hag E, Haveman Y, van der Heijden I, Voppel A, Willemse E, van Amelsvoort T, Bak M, Batalla A, Been A, van den Bosch M, van den Brink T, Faber G, Grootens K, de Jonge M, Knegtering R, Kurkamp J, Mahabir A, Pijnenborg G, Staring T, Veen N, Veerman S, Wiersma S, Graveland E, Hoornaar J, Sommer I. Longitudinal clinical and functional outcome in distinct cognitive subgroups of first-episode psychosis: a cluster analysis. Psychological Medicine 2021, 53: 2317-2327. PMID: 34664546, PMCID: PMC10123843, DOI: 10.1017/s0033291721004153.Peer-Reviewed Original ResearchConceptsDistinct cognitive subgroupsCognitive subgroupsFirst-episode psychosisDiscrete cognitive profilesGeneral functioningTrend-level effectsCognitive profileSelf-reported functional outcomesCognitive clustersCognitive deficitsCognitionBrief assessmentFunctional outcomeLarge sampleFEP patientsClinical outcomesCurrent resultsSevere clinical symptomsPsychosisEarly identificationHealthy controlsCluster analysisClinical symptomsFunctioningDeficitsAssociation of the kynurenine pathway metabolites with clinical, cognitive features and IL-1β levels in patients with schizophrenia spectrum disorder and their siblings
Noyan H, Erdağ E, Tüzün E, Yaylım İ, Küçükhüseyin Ö, Hakan M, Gülöksüz S, Rutten B, Saka M, Atbaşoğlu C, Alptekin K, van Os J, Üçok A. Association of the kynurenine pathway metabolites with clinical, cognitive features and IL-1β levels in patients with schizophrenia spectrum disorder and their siblings. Schizophrenia Research 2021, 229: 27-37. PMID: 33609988, DOI: 10.1016/j.schres.2021.01.014.Peer-Reviewed Original ResearchConceptsSchizophrenia spectrum disordersIL-1β levelsKYNA levelsHigher serum IL-1β levelsSerum IL-1β levelsHigher KYNA levelsTrp-Kyn pathwayKynurenic acid levelsSimilar clinical featuresPathophysiology of schizophreniaManifestations of schizophreniaKYN levelsSerum interleukinClinical featuresInflammatory cytokinesIL-1βClinical dataKynurenine pathwayTRP levelsSpectrum disorderControl groupAdvanced stageLow TrpPathway dysregulationPatients
2020
The jumping to conclusions reasoning bias as a cognitive factor contributing to psychosis progression and persistence: findings from NEMESIS-2
Rauschenberg C, Reininghaus U, Have M, de Graaf R, van Dorsselaer S, Simons C, Gunther N, Henquet C, Pries L, Guloksuz S, Bak M, van Os J. The jumping to conclusions reasoning bias as a cognitive factor contributing to psychosis progression and persistence: findings from NEMESIS-2. Psychological Medicine 2020, 51: 1696-1703. PMID: 32174291, PMCID: PMC8327623, DOI: 10.1017/s0033291720000446.Peer-Reviewed Original Research