Psychotic experiences
Consistent etiology of severe, frequent psychotic experiences and milder, less frequent manifestations: a twin study of specific psychotic experiences in adolescence
... adolescent psychotic experiences (by ...more psychotic experiences on all the SPEQ subscales than individuals who did not report any definite psychosis-like symptoms (all significant at ...
38
Recent quantitative genetic research on psychotic experiences: new approaches to old questions
... This review covers quantitative genetic literature on psychotic experiences (PEs) over the last four years (2011–2014). ‘PEs’ are used here to refer to normal traits in the general population, such as ...
9
A longitudinal twin study of the association between childhood autistic traits and psychotic experiences in adolescence
... Psychotic experiences at age 16 were assessed using the SPEQ ...of psychotic experiences in ...cognitive psychotic experiences were assessed using four self-report measures: ...
11
Psychological interventions for people with psychotic experiences: protocol for a systematic review and meta-analysis
... settings, psychotic experiences are not routinely measured in the IAPT population nor taken into account in therapy ...IAPT, psychotic experiences are relatively common; results from a recent ...
10
The impact of psychotic experiences in the early stages of mental health problems in young people
... with psychotic experiences with both an in- tensity and frequency of at least three on the CAARMS, but without a 30% drop in functioning or chronic low functioning (SOFAS score ~ 50 during the past 12 ...
10
Are genetic risk factors for psychosis also associated with dimension specific psychotic experiences in adolescence?
... specific psychotic experiences to be assessed ...of psychotic experiences are likely to include specific forms of measurement error due to circumstances of individuals misunderstanding the ...
13
Childhood sleep disturbance and risk of psychotic experiences at 18 : UK birth cohort
... rating psychotic experiences was ...the experiences could be attributed to sleep or ...PLIKSi experiences suspected or definitely present at age ...any psychotic experiences ...
28
A twin study on the association between psychotic experiences and tobacco use during adolescence
... with psychotic experiences ...resemble psychotic symptoms at the extreme, such as paranoia and hallucina- ...developing psychotic and other psy- chiatric ...
19
A longitudinal twin study of the association between childhood autistic traits and psychotic experiences in adolescence
... to take part in the Longitudinal Experiences And Per- ceptions (LEAP) study, a study of psychotic experiences in the general population. In total, 5128 parents returned LEAP data, while 5074 twin ...
12
Association between stressful life events and psychotic experiences in adolescence: evidence for gene environment correlations
... to psychotic experiences, it is possible that psychotic experiences may have altered individuals’ behaviours resulting in the SLEs being reported ...their psychotic experiences ...
20
Association between stressful life events and psychotic experiences in adolescence : evidence for gene environment correlations
... The prevalence of SLE and mean scores on specific psychotic experiences scales for individuals with each type of SLE are reported in online Tables DS2–8. For example, the largest effect sizes for paranoia ...
20
Dimensional psychotic experiences in adolescence: Evidence from a taxometric study of a community based sample
... Families taking part in the Twins Early Development Study (TEDS), a longitudinal sample of twins born in England and Wales between 1994 and 1996 (Haworth et al., 2013), were invited to take part in the Longitudinal ...
36
Heritability of individual psychotic experiences captured by common genetic variants in a community sample of adolescents
... The current findings provide new evidence on the genetic etiology of individual adolescent psychotic experiences. However, our study was limited by its sample size, resulting in large standard errors; a ...
11
Are genetic risk factors for psychosis also associated with dimension-specific psychotic experiences in adolescence?
... of psychotic disorders in adults suggests some psychotic experiences dissipate in individuals over time ...adolescent psychotic experiences is supported by phenotypic associations ...
12
Heritability of Individual Psychotic Experiences Captured by Common Genetic Variants in a Community Sample of Adolescents.
... cognitive disorganization. There is some evidence that common genetic variants may be important for the genetic architecture of grandiosity and paranoia but further research in larger samples is required. No common ...
30
Characterization of psychotic experiences in adolescence using the Specific Psychotic Experiences Questionnaire (SPEQ): findings from a study of 5000 16 year old twins
... multiple psychotic experiences, each assessed on a spectrum of severity (ie, quantitatively), in a general population sample of ...Specific Psychotic Experiences Questionnaire (SPEQ); a ...
11
Shared etiology of psychotic experiences and depressive symptoms in adolescence: a longitudinal twin study
... the psychotic and depression traits and to understand the manifestations of these problems prior to the onset of depressive and psychotic ...which psychotic experiences and depressive symptoms ...
11
Association of trauma type, age of exposure, and frequency in childhood and adolescence with psychotic experiences in early adulthood
... Table 3: Associations Between Exposure to Trauma and Subsequent Psychotic Experiences According to Type and Frequencya... Number of trauma types %..[r] ...
30
Characterization of psychotic experiences in adolescence using the Specific Psychotic Experiences Questionnaire (SPEQ): findings from a study of 5000 16 year old twins
... The SPEQ was developed principally by selecting and combining items from existing scales for adults, adapting wording and items when necessary. Age appropriateness of items was ensured via piloting on 17-year-old ...
15
Psychotic experiences are linked to cannabis use in adolescents in the community because of common underlying environmental risk factors
... 2005a, 2005b). This ‘ vulnerability ’ directional hypothesis has been reinforced by research in neurophysiology, which has shown that cannabis use can affect brain chemistry. It is proposed that cannabinoids, such as ...
9