Age of onset and lifetime projected risk of psychotic experiences: cross-national data from the World Mental Health Survey

dc.contributor.affiliationQueensland Centre for Mental Health Research, The Park Centre for Mental Health, Brisbane, Australia
dc.contributor.emailj.mcgrath@uq.edu.au
dc.creatorMcGrath, John J.es_ES
dc.creatorSaha, Sukantaes_ES
dc.creatorAl-Hamzawi, Ali O.es_ES
dc.creatorAlonso, Jordies_ES
dc.creatorAndrade, Lauraes_ES
dc.creatorBorges, Guilhermees_ES
dc.creatorBromet, Evelyn J.es_ES
dc.creatorBrowne, Mark Oakleyes_ES
dc.creatorBruffaerts, Ronnyes_ES
dc.creatorCaldas de Almeida, Jose M. es_ES
dc.creatorFayyad, Johnes_ES
dc.creatorFlorescu, Silviaes_ES
dc.creatorGirolamo, Giovanni dees_ES
dc.creatorGureje, Oyees_ES
dc.creatorHu, Chiyies_ES
dc.creatorJonge, Peter dees_ES
dc.creatorKovess-Masfety, Vivianees_ES
dc.creatorLepine, Jean Pierrees_ES
dc.creatorLim, Carmen C. W.es_ES
dc.creatorNavarro-Mateu, Fernandoes_ES
dc.creatorPiazza, Mariaes_ES
dc.creatorSampson, Nancyes_ES
dc.creatorPosada-Villa, Josées_ES
dc.creatorKendler, Kenneth S.es_ES
dc.creatorKessler, Ronald C.es_ES
dc.date2016
dc.date.accessioned2025-10-02T20:23:33Z
dc.date.accessioned2026-03-27T15:32:58Z
dc.date.available2025-10-02T20:23:33Z
dc.date.issued2016
dc.date.published2016
dc.descriptionBackground: Given the early age of onset (AOO) of psychotic disorders, it has been assumed that psychotic experiences (PEs) would have a similar early AOO. The aims of this study were to describe (a) the AOO distribution of PEs, (b) the projected lifetime risk of PEs, and (c) the associations of PE AOO with selected PE features. Methods: Data came from the WHO World Mental Health (WMH) surveys. A total of 31 261 adult respondents across 18 countries were assessed for lifetime prevalence of PE. Projected lifetime risk (at age 75 years) was estimated using a 2-part actuarial method. AOO distributions were described for the observed and projected estimates. We examined associations of AOO with PE type metric and annualized PE frequency. Results: Projected lifetime risk for PEs was 7.8% (SE = 0.3), slightly higher than lifetime prevalence (5.8%, SE = 0.2). The median (interquartile range; IQR) AOO based on projected lifetime estimates was 26 (17-41) years, indicating that PEs commence across a wide age range. The AOO distributions for PEs did not differ by sex. Early AOO was positively associated with number of PE types (F = 14.1, P < .001) but negatively associated with annualized PE frequency rates (F = 8.0, P < .001). Discussion: While most people with lifetime PEs have first onsets in adolescence or young adulthood, projected estimates indicate that nearly a quarter of first onsets occur after age 40 years. The extent to which late onset PEs are associated with (a) late onset mental disorders or (b) declining cognitive and/or sensory function need further research.es_ES
dc.formatPDFes_ES
dc.identifier.doi10.1093/schbul/sbw011
dc.identifier.eissn1745-1701
dc.identifier.issn0586-7614
dc.identifier.organizacionInstituto Nacional de Psiquiatría Ramón de la Fuente Muñiz
dc.identifier.placeEstados Unidos
dc.identifier.urihttps://doi.org/10.1093/schbul/sbw011
dc.identifier.urihttps://pmc.ncbi.nlm.nih.gov/articles/PMC4903064/
dc.identifier.urihttps://repositorio.inprf.gob.mx/handle/123456789/8443
dc.language.isoenges_ES
dc.publisherOxford University Presses_ES
dc.relation42(4):933-941
dc.relation.jnabreviadoSCHIZOPHR BULL
dc.relation.journalSchizophrenia Bulletin
dc.rightsAcceso Cerradoes_ES
dc.subject.kwEpidemiology
dc.subject.kwPsychotic experiences
dc.subject.kwAge of onset
dc.subject.kwLifetime prevalence
dc.subject.kwWorld Mental Health Survey
dc.titleAge of onset and lifetime projected risk of psychotic experiences: cross-national data from the World Mental Health Surveyes_ES
dc.typeArtículoes_ES

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