2018
Prediction of prodromal symptoms and schizophrenia-spectrum personality disorder traits by positive and negative schizotypy: A 3-year prospective study
Racioppi A, Sheinbaum T, Gross G, Ballespí S, Kwapil T, Barrantes-Vidal N. Prediction of prodromal symptoms and schizophrenia-spectrum personality disorder traits by positive and negative schizotypy: A 3-year prospective study. PLOS ONE 2018, 13: e0207150. PMID: 30408119, PMCID: PMC6224105, DOI: 10.1371/journal.pone.0207150.Peer-Reviewed Original ResearchConceptsNegative schizotypyPersonality traitsYoung adult samplePrevious cross-sectional findingsSchizophrenia-spectrum psychopathologyAvoidant personality traitsPsychotic-like symptomsPsychometric high-risk strategyMental health treatmentCross-sectional findingsPositive schizotypyPersonality disorder traitsSchizotypy dimensionsResilience factorsSchizotypyLongitudinal findingsAdult samplesNegative dimensionsDisorder traitsEmotional disturbancePredictive validityGeneral psychopathologyMultidimensional modelHealth treatmentMultidimensional structureAssociation of positive, negative, and disorganized schizotypy dimensions with affective symptoms and experiences
Kemp K, Gross G, Barrantes-Vidal N, Kwapil T. Association of positive, negative, and disorganized schizotypy dimensions with affective symptoms and experiences. Psychiatry Research 2018, 270: 1143-1149. PMID: 30366639, DOI: 10.1016/j.psychres.2018.10.031.Peer-Reviewed Original ResearchConceptsMultidimensional Schizotypy ScaleHypomanic traitsPositive schizotypyElevated negative affectAffective symptomsSchizophrenia-spectrum psychopathologyMeasures of depressionCognitive behavioral deficitsThree-factor modelNegative schizotypyState affectPositive affectSchizotypy dimensionsNegative affectComorbid expressionSchizotypy scalesSocial phobiaSchizotypyAnxiety disordersMTurk workersAffectSchizophrenia spectrumCollege studentsUseful constructConstruct validity
2017
Development and psychometric properties of the Multidimensional Schizotypy Scale: A new measure for assessing positive, negative, and disorganized schizotypy
Kwapil T, Gross G, Silvia P, Raulin M, Barrantes-Vidal N. Development and psychometric properties of the Multidimensional Schizotypy Scale: A new measure for assessing positive, negative, and disorganized schizotypy. Schizophrenia Research 2017, 193: 209-217. PMID: 28735642, DOI: 10.1016/j.schres.2017.07.001.Peer-Reviewed Original Research