2018
Exploratory Graph Analysis of the Multidimensional Schizotypy Scale
Christensen A, Gross G, Golino H, Silvia P, Kwapil T. Exploratory Graph Analysis of the Multidimensional Schizotypy Scale. Schizophrenia Research 2018, 206: 43-51. PMID: 30573405, DOI: 10.1016/j.schres.2018.12.018.Peer-Reviewed Original ResearchConceptsMultidimensional Schizotypy ScaleConfirmatory factor analysisSchizotypy scalesExploratory graph analysisNegative schizotypy dimensionsFour-factor modelThree-factor modelPositive schizotypyNegative schizotypySchizotypy dimensionsSchizotypy factorsQuestionnaire measuresDisorganized dimensionBrief versionSchizotypyDifferential associationsFactor analysisFuture researchIndependent samplesModel fitTheoretical dimensionsDimensional structure
2015
The dimensional structure of short forms of the Wisconsin Schizotypy Scales
Gross G, Silvia P, Barrantes-Vidal N, Kwapil T. The dimensional structure of short forms of the Wisconsin Schizotypy Scales. Schizophrenia Research 2015, 166: 80-85. PMID: 26036815, DOI: 10.1016/j.schres.2015.05.016.Peer-Reviewed Original ResearchConceptsWisconsin Schizotypy ScalesConfirmatory factor analysisSchizotypy scalesTwo-factor structureTwo-factor modelPreliminary construct validityShort formNegative schizotypyQuestionnaire measuresNegative dimensionsFactor structureSchizotypyConstruct validityMultidimensional natureFactor analysisLarge sampleOriginal scaleSchizotypy modelDimensional structureGood reliabilityValidityFirst studyPsychopathologyScale dimensionsPersonality
2013
Positive and negative schizotypy are associated with prodromal and schizophrenia-spectrum symptoms
Barrantes-Vidal N, Gross G, Sheinbaum T, Mitjavila M, Ballespí S, Kwapil T. Positive and negative schizotypy are associated with prodromal and schizophrenia-spectrum symptoms. Schizophrenia Research 2013, 145: 50-55. PMID: 23402694, DOI: 10.1016/j.schres.2013.01.007.Peer-Reviewed Original ResearchConceptsSchizophrenia-spectrum personality disordersDevelopment of schizophreniaPositive schizotypy dimensionNegative symptom dimensionsPresent studySchizophrenia prodromeMood symptomsRelated disordersYoung adultsSchizoid symptomsSymptomsPersonality disorderSchizophrenia-spectrum symptomsSymptom dimensionsInterview measuresSpanish young adultsDisordersPrevious findingsThreshold statusQuestionnaire measuresCAARMSProdromeProdromalEtiologyFindings