American Psychiatric Association (1987). Diagnostic and Statistical Manual of Mental Disorders (3rd edn. revised) (DSM-III-R). American Psychiatric Association: Washington, DC.
American Psychiatric Association (2013). Diagnostic and Statistical Manual of Mental Disorders: DSM-5. American Psychiatric Association: Washington, DC.
Badcock, JC, Dragovic, M (2006). Schizotypal personality in mature adults. Personality and Individual Differences
Barrantes-Vidal, N, Grant, P, Kwapil, T (2015). The role of schizotypy in the study of the etiology of schizophrenia spectrum disorders. Schizophrenia Bulletin
Barrantes-Vidal, N, Gross, G, Sheinbaum, T, Mitjavila, M, Ballespí, S, Kwapil, TR (2013). Positive and negative schizotypy are associated with prodromal and schizophrenia-spectrum symptoms. Schizophrenia Research
Bora, E, Arabaci, LE (2009). Confirmatory factor analysis of schizotypal personality traits in university students. Turkish Journal of Psychiatry
Brown, TA (2015). Confirmatory Factor Analysis for Applied Research, 2nd edn. Guilford Press: New York.
Byrne, B (2012). Structural Equation Modeling with Mplus: Basic Concepts, Applications, and Programming. Routledge, Taylor & Francis Group.
Chen, WJ, Hsiao, CK, Lin, CCH (1997). Schizotypy in community samples: the three-factor structure and correlation with sustained attention. Journal of Abnormal Psychology
Cheung, MW-L, Leung, K, Au, K (2006). Evaluating multilevel models in cross-cultural research. Journal of Cross-Cultural Psychology
Chmielewski, M, Watson, D (2008). The heterogeneous structure of schizotypal personality disorder: item-level factors of the Schizotypal Personality Questionnaire and Their associations with obsessive-compulsive disorder symptoms, dissociative tendencies, and normal personality. Journal of Abnormal Psychology
Cicero, DC (2016). Measurement Invariance of the Schizotypal Personality Questionnaire in Asian, Pacific Islander, White, and Multiethnic Populations. Psychological Assessment
Cicero, DC, Martin, EA, Becker, TM, Docherty, AR, Kerns, JG (2014). Correspondence between psychometric and clinical high risk for psychosis in an undergraduate population. Psychological Assessment
Cohen, A, Fonseca-Pedrero, E (in press). Towards a schizotypy core: convergence and divergence of two empirically-derived self-report measures from a nonclinical sample. Journal of Experimental Psychopathology.
Cohen, A, Mohr, C, Ettinger, U, Chan, RCK, Park, S (2015). Schizotypy as an organizing framework for social and affective sciences. Schizophrenia Bulletin
Cohen, AS, Matthews, RA, Najolia, GM, Brown, LA (2010). Toward a more psychometrically sound brief measure of schizotypal traits: introducing the SPQ-Brief Revised. Journal of Personality Disorders
Cohen, J (1988). Statistical Power Analysis for the Behavioral Sciences, 2nd edn. Lawrence Erlbaum Associates: Hillsdale, NJ.
Compton, MT, Goulding, SM, Bakeman, R, McClure-Tone, EB (2009). Confirmation of a four-factor structure of the Schizotypal Personality Questionnaire among undergraduate students. Schizophrenia Research
Debbané, M, Eliez, S, Badoud, D, Conus, P, Flückiger, R, Schultze-Lutter, F (2015). Developing psychosis and its risk states through the lens of schizotypy. Schizophrenia Bulletin
Debbané, M, Mohr, C (2015). Integration and development in schizotypy research: an introduction to the special supplement. Schizophrenia Bulletin
Dumas, P, Bouafia, S, Gutknecht, C, Saoud, M, Dalery, J, d'Amato, T (2000). [Validation of the French version of the Raine Schizotypal Personality Disorder Questionnaire – categorial and dimensional approach to schizotypal personality traits in a normal student population]. Encephale
Dunn, TJ, Baguley, T, Brunsden, V (2014). From alpha to omega: a practical solution to the pervasive problem of internal consistency estimation. British Journal of Psychology
Ettinger, U, Mohr, C, Gooding, D, Cohen, A, Rapp, A, Haenschel, C, Park, S (2015). Cognition and brain function in schizotypy: a selective review. Schizophrenia Bulletin
Everett, KV, Linscott, RJ (2015). Dimensionality vs taxonicity of schizotypy: some new data and challenges ahead. Schizophrenia Bulletin
Fonseca Pedrero, E, Debbané, M (2017). Schizotypal traits and psychotic-like experiences during adolescence: an update. Psicothema
Fonseca-Pedrero, E, Debbané, M, Schneider, M, Badoud, D, Eliez, S (2016a). Schizotypal traits in adolescents with 22q11.2 deletion syndrome: validity, reliability and risk for psychosis. Psychological Medicine
Fonseca-Pedrero, E, Fumero, A, Paino, M, de Miguel, A, Ortuño-Sierra, J, Lemos Giraldez, S, Muñiz, J (2014). Schizotypal personality questionnaire: new sources of validity evidence in college students. Psychiatry Research
Fonseca-Pedrero, E, Gooding, D, Debbané, M, Muñiz, J (2016b). Psychopathology: psychosis assessment and high-risk paradigms. In The ITC International Handbook of Testing and Assessment (ed. Bartram, D.), pp. 147–170. Oxford University Press: UK.
Fonseca-Pedrero, E, Lemos-Giráldez, S, Paino, M, Villazón-García, U, Muñiz, J (2009). Validation of the schizotypal personality questionnaire brief form in adolescents. Schizophrenia Research
Fonseca-Pedrero, E, Ortuño-Sierra, J, Sierro, G, Daniel, C, Cella, M, Preti, A, Mohr, C, Mason, OJ (2015). The measurement invariance of schizotypy in Europe. European Psychiatry
Fossati, A, Raine, A, Carretta, I, Leonardi, B, Maffei, C (2003). The three-factor model of schizotypal personality: invariance across age and gender. Personality and Individual Differences
Fusar-Poli, P, Carpenter, WT, Woods, SW, McGlashan, TH (2014). Attenuated psychosis syndrome: ready for DSM-5.1?
Annual Review of Clinical Psychology
Gross, GM, Mellin, J, Silvia, PJ, Barrantes-Vidal, N, Kwapil, TR (2014). Comparing the factor structure of the Wisconsin Schizotypy Scales and the Schizotypal Personality Questionnaire. Personality Disorders: Theory, Research, and Treatment
Hu, L-T, Bentler, PM (1999). Cut off criteria for fit indexes in covariance structure analysis: conventional criteria versus new alternatives. Structural Equation Modeling
IBM Corp Released (2013). IBM SPSS Statistics for Windows, Version 22.0. IBM Corp: Armonk, NY.
Kelleher, I, Cederlöf, M, Lichtenstein, P (2014). Psychotic experiences as a predictor of the natural course of suicidal ideation: a Swedish cohort study. World Psychiatry
Kendler, KS, McGuire, M, Gruenberg, AM, O'Hare, A, Spellman, M, Walsh, D (1993). The Roscommon Family Study: III. Schizophrenia-related personality disorders in relatives. Archives of General Psychiatry
Kendler, KS, Myers, J, Torgersen, S, Neale, MC, Reichborn-Kjennerud, T (2007). The heritability of cluster A personality disorders assessed by both personal interview and questionnaire. Psychological Medicine
Kwapil, TR, Barrantes-Vidal, N (2015). Schizotypy: looking back and moving forward. Schizophrenia Bulletin
Kwapil, TR, Gross, GM, Silvia, PJ, Barrantes-Vidal, N (2013). Prediction of psychopathology and functional impairment by positive and negative schizotypy in the Chapmans’ ten-year longitudinal study. Journal of Abnormal Psychology
Lahmar, ML, Gassab, L, Beltaief, F, Mechri, A (2014). Psychometric properties of the Arabic version of the schizotypal personality questionnaire in Tunisian university students. Tunisie Medicale
Lenzenweger, MF (2010). Schizotypy and Schizophrenia: The View from Experimental Psychopathology. Guilford Press: New York.
Liddle, PF (1987). The symptoms of chronic schizophrenia. A re-examination of the positive-negative dichotomy. British Journal of Psychiatry
Linscott, RJ (2013). The taxonicity of schizotypy: does the same taxonic class structure emerge from analyses of different attributes of schizotypy and from fundamentally different statistical methods?
Linscott, RJ, van Os, J (2013). An updated and conservative systematic review and meta-analysis of epidemiological evidence on psychotic experiences in children and adults: on the pathway from proneness to persistence to dimensional expression across mental disorders. Psychological Medicine
Mason, O (2015). The assessment of schizotypy and its clinical relevance. Schizophrenia Bulletin
Meehl, PE (1962). Schizotaxia, schizotypy, schizophrenia. American Psychologist
Muthén, LK, Muthén, BO (1998–2012). Mplus User's Guide, 7th edn. Muthén & Muthén: Los Angeles, CA.
Nuevo, R, Chatterji, S, Verdes, E, Naidoo, N, Arango, C, Ayuso-Mateos, JL (2012). The continuum of psychotic symptoms in the general population: a cross-national study. Schizophrenia Bulletin
R Development Core Team (2011). R: A Language and Environment for Statistical Computing. R Foundation for Statistical Computing (http://www.R-project.org): Vienna, Austria.
Raine, A (1991). The SPQ: a scale for the assessment of schizotypal personality based on DSM-III-R criteria. Schizophrenia Bulletin
Raine, A (2006). Schizotypal personality: neurodevelopmental and psychosocial trajectories. Annual Review of Clinical Psychology
Raine, A, Benishay, D (1995). The SPQ-B: a brief screening instrument for schizotypal personality disorder. Journal of Personality Disorders
Raine, A, Reynolds, C, Lencz, T, Scerbo, A, Triphon, N, Kim, D (1994). Cognitive-perceptual, interpersonal, and disorganized features of schizotypal personality . Schizophrenia Bulletin
Reynolds, CA, Raine, A, Mellingen, K, Venables, PH, Mednick, SA (2000). Three-factor model of schizotypal personality: invariance across culture, gender, religious affiliation, family adversity, and psychopathology. Schizophrenia Bulletin
Schimanski, ID, Mouat, KL, Billinghurst, BL, Linscott, RJ (2017). Preliminary evidence that schizophrenia liability at age 15 predicts suicidal ideation two years later. Schizophrenia Research
Stefanis, NC, Smyrnis, N, Avramopoulos, D, Evdokimidis, I, Ntzoufras, I, Stefanis, CN (2004). Factorial composition of self-rated schizotypal traits among young males undergoing military training. Schizophrenia Bulletin
Tsaousis, I, Zouraraki, C, Karamaouna, P, Karagiannopoulou, L, Giakoumaki, SG (2015). The validity of the Schizotypal Personality Questionnaire in a Greek sample: tests of measurement invariance and latent mean differences. Comprehensive Psychiatry
Vollema, MG, Hoijtink, H (2000). The multidimensionality of self-report schizotypy in a psychiatric population: an analysis using multidimensional Rasch models. Schizophrenia Bulletin
Walter, EE, Fernandez, F, Snelling, M, Barkus, E (2016). Genetic consideration of schizotypal traits: a review. Frontiers in Psychology
World Medical Association (2013). World Medical Association Declaration of Helsinki: ethical principles for medical research involving human subjects. Journal of the American Medical Association
Wuthrich, VM, Bates, TC (2006). Confirmatory factor analysis of the three-factor structure of the Schizotypal Personality Questionnaire and Chapman schizotypy scales. Journal of Personality Assessment
Yu, CY, Muthén, BO (2002). Evaluation of Model Fit Indices for Latent Variable Models with Categorical and Continuous Outcomes (Technical Report). UCLA, Graduate School of Education and Information Studies: Los Angeles.
Zumbo, BD, Gadermann, AM, Zeisser, C (2007). Ordinal versions of coefficients alpha and theta for Likert rating scales. Journal of Modern Applied Statistical Methods