Journal article
Environmental factors and the age at onset in first episode psychosis
B O'Donoghue, J Lyne, K Madigan, A Lane, N Turner, E O'Callaghan, M Clarke
Schizophrenia Research | Published : 2015
Abstract
Objective: Factors that influence the age at onset in psychotic disorders could provide valuable insights into precipitating or causative factors of the disorder. Despite being established risk factors, it is not yet known whether migration status, place of birth, social class at birth and season of birth influence the age at onset of psychotic disorders. This study aimed to determine whether these environmental factors, in addition to cannabis abuse and obstetric complications, influence the age at onset. Additionally, we investigated whether environmental factors could have a cumulative effect on the age at onset. Method: Data was obtained from two first episode of psychosis (FEP) cohort s..
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Funding Acknowledgements
This work was funded by the St. John of God Hospitaller Service and the Health Service Executive and both of these organisations had no further role in the study design, in the collection, analysis and interpretation of data; in the writing of the manuscript and in the decision to submit the article for publication.