Evidence map›Paper›PMID 23871449›Full record

ArticleJournal of psychiatric research2013

The interaction of affective with psychotic processes: a test of the effects of worrying on working memory, jumping to conclusions, and anomalies of experience in patients with persecutory delusions.

Daniel Freeman, Helen Startup, Graham Dunn, Emma Černis, Gail Wingham, Katherine Pugh, Jacinta Cordwell, David Kingdon

Open access · hybridAbstract readMulticenter Study
In one paragraph

Article in Journal of psychiatric research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 8% 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

19 citing papers in PubMed, 2 syntheses or guidelines pooled it, 55 citations in OpenAlex.

  1. Pooled it
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  3. Observational
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  15. Review
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  19. Advances in understanding and treating persecutory delusions: a review.Social psychiatry and psychiatric epidemiology · 2014
    Review
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

8 authors at 4 institutions in 1 country.

Daniel FreemanDepartment of Psychiatry, University of Oxford, Warneford Hospital, Oxford OX3 7JX, UK. Electronic address: Daniel.Freeman@psych.ox.ac.uk.
Helen Startup
Graham Dunn
Emma Černis
Gail Wingham
Katherine Pugh
Jacinta Cordwell
David Kingdon
University of Southampton · GBWarneford Hospital · GBUniversity of Manchester · GBUniversity of Oxford · GB

Funding

Medical Research Council MC_PC_11007
6 · The paper itself

Abstract

Worry has traditionally been considered in the study of common emotional disorders such as anxiety and depression, but recent studies indicate that worry may be a causal factor in the occurrence and persistence of persecutory delusions. The effect of worry on processes traditionally associated with psychosis has not been tested. The aim of the study was to examine the short-term effects of a bout of worry on three cognitive processes typically considered markers of psychosis: working memory, jumping to conclusions, and anomalous internal experience. Sixty-seven patients with persecutory delusions in the context of a non-affective psychotic disorder were randomised to a worry induction, a worry reduction, or a neutral control condition. They completed tests of the cognitive processes before and after the randomisation condition. The worry induction procedure led to a significant increase in worry. The induction of worry did not affect working memory or jumping to conclusions, but it did increase a range of mild anomalous experiences including feelings of unreality, perceptual alterations, and temporal disintegration. Worry did not affect the occurrence of hallucinations. The study shows that a period of worry causes a range of subtle odd perceptual disturbances that are known to increase the likelihood of delusions. It demonstrates an interaction between affective and psychotic processes in patients with delusions.

Indexed as

SchizophreniaSchizophrenic PsychologyAdolescentAdultAgedAnxietyDelusionsFemaleHumansMaleMemory, Short-TermMiddle AgedNeuropsychological TestsPsychiatric Status Rating ScalesPsychotic DisordersYoung AdultDelusionsHallucinationsParanoiaSchizophreniaWorry

Identifiers

PMID23871449
PMCPMC3905189
OpenAlexW2107840269

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.