Is the incidence of psychotic disorder in decline? Epidemiological evidence from two decades of research.

@article{Kirkbride2009IsTI,
  title={Is the incidence of psychotic disorder in decline? Epidemiological evidence from two decades of research.},
  author={James B Kirkbride and Tim J. Croudace and John Brewin and Kim Donoghue and Peter Mason and Cristine Glazebrook and Ian Medley and Glynn Harrison and John E. Cooper and Gillian A. Doody and Peter B. Jones},
  journal={International journal of epidemiology},
  year={2009},
  volume={38 5},
  pages={1255-64}
}
BACKGROUND It is unclear whether the incidence of first episode psychoses is in decline. We had the opportunity to determine whether incidence had changed over a 20-year period in a single setting, and test whether this could be explained by demographic or clinical changes. METHODS The entire population at-risk aged 16-54 in Nottingham over three time periods (1978-80, 1993-95 and 1997-99) were followed up. All participants presenting with an ICD-9/10 first episode psychosis were included… CONTINUE READING
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