Auteur P. B. JONES

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Cannabis use and outcome of recent onset psychosis

GRECH A. ; J. VAN OS ; P. B. JONES ; S. W. LEWIS ; R. M. MURRAY | 2005
Dans European Psychiatry (Vol.20, n°4, June 2005) Article : Périodique

PURPOSE: To test the hypothesis that recent onset psychotic patients who use cannabis will have psychotic symptoms that are more severe and more persistent than those who do not use cannabis. SUBJECTS AND METHODS: We carried out a 4-year follow-[...]

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Cannabis use and risk of psychotic or affective mental health outcomes: a systematic review

T. H. M. MOORE ; S. ZAMMIT ; A. LINGFORD-HUGHES ; T. R. E. BARNES ; P. B. JONES ; M. BURKE ; G. LEWIS | 2007
Dans Lancet (The) (Vol.370, n°9584, Jul 28, 2007) Article : Périodique

BACKGROUND: Whether cannabis can cause psychotic or affective symptoms that persist beyond transient intoxication is unclear. We systematically reviewed the evidence pertaining to cannabis use and occurrence of psychotic or affective mental heal[...]

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Effects of cannabis use on outcomes of psychotic disorders: systematic review

S. ZAMMIT ; T. H. M. MOORE ; A. LINGFORD-HUGHES ; T. R. BARNES ; P. B. JONES ; M. BURKE ; G. LEWIS | 2008
Dans British Journal of Psychiatry (Vol.193, n°5, November 2008) Article : Périodique

BACKGROUND: It is unclear if research findings support clinical opinion that cannabis use leads to worse outcomes in people with psychosis, or whether this impression is confounded by other factors. AIMS: To systematically review the evidence [...]

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Outcomes of conduct problems in adolescence: 40 year follow-up of national cohort

I. COLMAN ; J. MURRAY ; R. A. ABBOTT ; B. MAUGHAN ; D. KUH ; T. J. CROUDACE ; P. B. JONES | 2009
Dans British Medical Journal (Vol.338, n°7688, 24 January 2009) Article : Périodique

OBJECTIVE: To describe long term outcomes associated with externalising behaviour in adolescence, defined in this study as conduct problems reported by a teacher, in a population based sample. DESIGN: Longitudinal study from age 13-53. SETTING: [...]

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The contribution of cannabis use to variation in the incidence of psychotic disorder across Europe (EU-GEI): a multicentre case-control study

M. DI FORTI ; D. QUATTRONE ; T. P. FREEMAN ; G. TRIPOLI ; C. GAYER-ANDERSON ; H. QUIGLEY ; V. RODRIGUEZ ; H. E. JONGSMA ; L. FERRARO ; C. LA CASCIA ; D. LA BARBERA ; I. TARRICONE ; D. BERARDI ; A. SZOKE ; C. ARANGO ; A. TORTELLI ; E. VELTHORST ; M. BERNARDO ; C. M. DEL-BEN ; P. R. MENEZES ; J. P. SELTEN ; P. B. JONES ; J. B. KIRKBRIDE ; B. P. F. RUTTEN ; L. DE HAAN ; P. C. SHAM ; J. VAN OS ; C. M. LEWIS ; M. LYNSKEY ; C. MORGAN ; R. M. MURRAY ; EU-GEI WP2 Group | 2019
Dans Lancet Psychiatry (The) (Vol.6, n°5, May 2019) Article : Périodique

Background: Cannabis use is associated with increased risk of later psychotic disorder but whether it affects incidence of the disorder remains unclear. We aimed to identify patterns of cannabis use with the strongest effect on odds of psychotic[...]

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