Prevalence of psychotic symptoms in childhood and adolescence: a systematic review and meta-analysis of population-based studies

I Kelleher, D Connor, MC Clarke, N Devlin… - Psychological …, 2012 - cambridge.org
BackgroundPsychotic symptoms occur more frequently in the general population than
psychotic disorder and index risk for psychopathology. Multiple studies have reported on the …

Epidemiology of obsessive compulsive disorder.

SA Rasmussen, JL Eisen - The Journal of clinical psychiatry, 1990 - europepmc.org
Until the early 1980s, the only estimate of the prevalence of obsessive compulsive disorder
(OCD) in the general population was 0.05%. Data collected from the Epidemiology …

Psychotherapy during COVID-19: How the clinical practice of Italian psychotherapists changed during the pandemic

T Boldrini, A Schiano Lomoriello, F Del Corno… - Frontiers in …, 2020 - frontiersin.org
Aims: Italy was one of the first countries to be significantly affected by the coronavirus
disease 2019 (COVID-19) pandemic, determining a unique scenario for Italian …

Evidence that psychotic symptoms are prevalent in disorders of anxiety and depression, impacting on illness onset, risk, and severity—implications for diagnosis and …

JTW Wigman, M van Nierop… - Schizophrenia …, 2012 - academic.oup.com
Background: It is commonly assumed that there are clear lines of demarcation between
anxiety and depressive disorders on the one hand and psychosis on the other. Recent …

At risk for schizophrenic or affective psychoses? A meta-analysis of DSM/ICD diagnostic outcomes in individuals at high clinical risk

P Fusar-Poli, A Bechdolf, MJ Taylor… - Schizophrenia …, 2013 - academic.oup.com
Background The clinical high-risk state for psychosis (HRP) is associated with an enhanced
probability of developing a psychotic episode over a relatively short period of time. However …

Mood, anxiety and psychotic phenomena measure a common psychopathological factor

J Stochl, GM Khandaker, G Lewis, J Perez… - Psychological …, 2015 - cambridge.org
BackgroundPsychotic phenomena are common in the general population but are excluded
from diagnostic criteria for mild to moderate depression and anxiety despite their co …

Psychotic symptoms in adolescence index risk for suicidal behavior: findings from 2 population-based case-control clinical interview studies

I Kelleher, F Lynch, M Harley, C Molloy… - Archives of general …, 2012 - jamanetwork.com
Context Recent evidence from both clinical and population research has pointed to
psychotic symptoms as potentially important markers of risk for suicidal behavior. However …

Moving beyond transition outcomes: meta-analysis of remission rates in individuals at high clinical risk for psychosis

AE Simon, S Borgwardt, A Riecher-Rössler… - Psychiatry …, 2013 - Elsevier
Recent evidence suggests that transition risks from initial clinical high risk (CHR) status to
psychosis are decreasing. The role played by remission in this context is mostly unknown …

[HTML][HTML] Psychotic-like experiences of young adults in the general population predict mental disorders

M Lindgren, L Numminen, M Holm, S Therman… - Psychiatry …, 2022 - Elsevier
Psychotic-like experiences (PLEs) have been identified as risk markers for psychotic
disorders and may indicate an individual's susceptibility to mental disorders in general. We …

Neurocognition in the extended psychosis phenotype: performance of a community sample of adolescents with psychotic symptoms on the MATRICS neurocognitive …

I Kelleher, MC Clarke, C Rawdon, J Murphy… - Schizophrenia …, 2013 - academic.oup.com
Neurocognitive dysfunction is well established in psychosis, but recent work suggests that
processing speed deficits might represent a particularly important cognitive deficit. A number …