Evidence map›Paper›PMID 20141245›Full record

ArticleJournal of abnormal psychology2010

Testing the continuum of delusional beliefs: an experimental study using virtual reality.

Daniel Freeman, Katherine Pugh, Natasha Vorontsova, Angus Antley, Mel Slater

Open access · hybridAbstract read
In one paragraph

Article in Journal of abnormal psychology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed, 2 pooled it
6.8field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

51 citing papers in PubMed, 2 syntheses or guidelines pooled it, 187 citations in OpenAlex.

  1. Pooled it
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  9. Social identification and paranoia.Royal Society open science · 2024
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  12. Review
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  16. Paranoia in patients attending child and adolescent mental health services.The Australian and New Zealand journal of psychiatry · 2021
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  19. The revised GreenPsychological medicine · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Daniel FreemanDepartment of Psychology.
Katherine PughDepartment of Psychology.
Natasha VorontsovaDepartment of Psychology.
Angus AntleyDepartment of Computer Science.
Mel SlaterDepartment of Computer Science.ORCID 0000-0002-6223-0050
University College London · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

A key problem in studying a hypothesized spectrum of severity of delusional ideation is determining that ideas are unfounded. The first objective was to use virtual reality to validate groups of individuals with low, moderate, and high levels of unfounded persecutory ideation. The second objective was to investigate, drawing upon a cognitive model of persecutory delusions, whether clinical and nonclinical paranoia are associated with similar causal factors. Three groups (low paranoia, high nonclinical paranoia, persecutory delusions) of 30 participants were recruited. Levels of paranoia were tested using virtual reality. The groups were compared on assessments of anxiety, worry, interpersonal sensitivity, depression, anomalous perceptual experiences, reasoning, and history of traumatic events. Virtual reality was found to cause no side effects. Persecutory ideation in virtual reality significantly differed across the groups. For the clear majority of the theoretical factors there were dose-response relationships with levels of paranoia. This is consistent with the idea of a spectrum of paranoia in the general population. Persecutory ideation is clearly present outside of clinical groups and there is consistency across the paranoia spectrum in associations with important theoretical variables.

Indexed as

CultureUser-Computer InterfaceAdultCognition DisordersDelusionsFemaleHumansLife Change EventsMaleNeuropsychological TestsSchizophrenia, ParanoidSeverity of Illness IndexSurveys and Questionnaires

Identifiers

PMID20141245
PMCPMC2834573
OpenAlexW2172153783

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.