Environment and schizophrenia: review: the wider social environment and schizophrenia

J Allardyce, J Boydell - Schizophrenia bulletin, 2006 - academic.oup.com
Rates of schizophrenia differ significantly between groups defined at the social level, eg,
urban/rural comparisons, neighborhoods, and ethnic minority status. While earlier studies were …

Systematic review and collaborative recalculation of 133 693 incident cases of schizophrenia

…, R van Winkel, J Van Os, J Allardyce… - Psychological …, 2014 - cambridge.org
BackgroundThis systematic review and collaborative recalculation was set up to recalculate
schizophrenia incidence rates from previously published studies by age and sex.…

Dimensions and the psychosis phenotype

J Allardyce, T Suppes, J Van Os - International journal of …, 2007 - Wiley Online Library
In this paper, we discuss the conceptual background for including a dimensional component
to the DSM V diagnoses for psychoses. We review the evidence for a continuous …

Incidence of schizophrenia in ethnic minorities in London: ecological study into interactions with environment

J Boydell, J Van Os, K McKenzie, J Allardyce, R Goel… - Bmj, 2001 - bmj.com
Objective: To determine whether the incidence of schizophrenia among people from non-white
ethnic minorities is greater in neighbourhoods where they constitute a smaller proportion …

Social fragmentation, deprivation and urbanicity: relation to first-admission rates for psychoses

J Allardyce, H Gilmour, J Atkinson… - The British Journal of …, 2005 - cambridge.org
… is likely to have the greatest diagnostic consistency (Allardyce et al, 2001). We examined …
j.allardyce Royal Hospital,1055 Great Western Road,Glasgow G12 0XH,UK. E-mail: j.allardyce

Reassessing the long-term risk of suicide after a first episode of psychosis

…, J Allardyce, PB Jones, J Boydell - Archives of general …, 2010 - jamanetwork.com
… PJAngst J Mortality of patients with mood disorders: follow-up … JKorer J The incidence of
schizophrenia in Nottingham. … PJAngst J Mortality of patients with mood disorders: follow-up over …

Depressive symptoms and cognitive decline in community‐dwelling older adults

…, J Jolles, FRJ Verhey, J Allardyce - Journal of the …, 2010 - Wiley Online Library
OBJECTIVES: To examine the temporal association between depressive symptoms and
cognitive functioning and estimate the effect measure modification of the apolipoprotein E (…

Association between schizophrenia-related polygenic liability and the occurrence and level of mood-incongruent psychotic symptoms in bipolar disorder

J Allardyce, G Leonenko, M Hamshere… - JAMA …, 2018 - jamanetwork.com
Importance Bipolar disorder (BD) overlaps schizophrenia in its clinical presentation and
genetic liability. Alternative approaches to patient stratification beyond current diagnostic …

Early risk factors for suicide in an epidemiological first episode psychosis cohort

…, RM Murray, J Allardyce, PB Jones, J Boydell - Schizophrenia …, 2011 - Elsevier
BACKGROUND: Much remains unknown about whether there are early risk factors for
suicide in psychosis. AIM: The aim of the study was to determine whether there are any …

Associations between schizophrenia polygenic liability, symptom dimensions, and cognitive ability in schizophrenia

SE Legge, AG Cardno, J Allardyce, C Dennison… - JAMA …, 2021 - jamanetwork.com
Importance Schizophrenia is a clinically heterogeneous disorder. It is currently unclear how
variability in symptom dimensions and cognitive ability is associated with genetic liability for …