Evidence map›Paper›PMID 30487540›Full record

ArticleNPJ schizophrenia2018

Self-other recognition impairments in individuals with schizophrenia: a new experimental paradigm using a double mirror.

Gaelle Keromnes, Tom Motillon, Nathalie Coulon, Alain Berthoz, Foucaud Du Boisgueheneuc, Moritz Wehrmann, Brice Martin, Bérangère Thirioux, Olivier Bonnot, Romain Ridereau and 5 more

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in NPJ schizophrenia, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04945278 (Study of Self-Recognition and Self/Other Distinction Disorders in Patients With Psychological Vulnerability), which is not on this map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
19.9field-weighted citation impact, top 1% 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.

NCT04945278 narecruitingnot on this mapstarted 2022, after this paper: background citation

Study of Self-Recognition and Self/Other Distinction Disorders in Patients With Psychological Vulnerability (ALTER EGO)

TypeinterventionalSponsorUniversity Hospital, BrestRan2022 to 2027Enrolled34ConditionsPsychosis of Childhood Borderline, Psychotic DisorderArmsDouble mirror device ALTER-EGO, EASE test
3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 37 citations in OpenAlex.

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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

15 authors at 7 institutions in 2 countries.

Gaelle KeromnesPôle Hospitalo-Universitaire de Psychiatrie de l'Enfant et de l'Adolescent, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, 154 rue de Châtillon, Rennes, France. g.keromnes@ch-guillaumeregnier.fr.
Tom MotillonPôle Hospitalo-Universitaire de Psychiatrie de l'Enfant et de l'Adolescent, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, 154 rue de Châtillon, Rennes, France.
Nathalie CoulonLaboratoire Psychologie de la Perception, Université Paris Descartes and CNRS UMR 8242, Paris, France.
Alain BerthozLaboratoire de Physiologie de la Perception et de l'Action UMR 7152 CNRS, Collège de France, Paris, France.
Foucaud Du BoisgueheneucDépartement de Neurologie, Centre de Mémoire de Ressource et de Recherche, CHU de Poitiers, Poitiers, France.
Moritz WehrmannLaboratoire de Physiologie de la Perception et de l'Action UMR 7152 CNRS, Collège de France, Paris, France.
Brice MartinCentre Référent Lyonnais en Réhabilitation et en Remédiation Cognitive - Service Universitaire de Réhabilitation, Hôpital du Vinatier, Université Lyon 1, et UMR, 5229, Lyon, France.
Bérangère ThiriouxLaboratoire de Physiologie de la Perception et de l'Action UMR 7152 CNRS, Collège de France, Paris, France.
Olivier BonnotDepartment of Child and Adolescent Psychiatry, Nantes University Hospital, Nantes, France.
Romain RidereauPôle Hospitalo-Universitaire de Psychiatrie de l'Enfant et de l'Adolescent, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, 154 rue de Châtillon, Rennes, France.
Eric BellissantINSERM, CIC 1414 Clinical Investigation Center, Rennes, France.
Dominique DrapierPôle Hospitalo-Universitaire de Psychiatrie de l'Adulte, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, Rennes, France.
David LevoyerPôle Hospitalo-Universitaire de Psychiatrie de l'Adulte, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, Rennes, France.
Nemat JaafariUnité de Recherche Clinique Intersectorielle en Psychiatrie à vocation régionale Pierre Deniker, Centre Hospitalier Henri Laborit, Poitiers, France.
Sylvie TordjmanPôle Hospitalo-Universitaire de Psychiatrie de l'Enfant et de l'Adolescent, Université de Rennes 1 and Centre Hospitalier Guillaume Régnier, 154 rue de Châtillon, Rennes, France. s.tordjman@ch-guillaumeregnier.fr.
Centre Hospitalier Guillaume Régnier · FRCentre National de la Recherche Scientifique · FRCentre Hospitalier Universitaire de Poitiers · FRDélégation Paris 5 · FRInserm · FRLaboratoire de Psychologie du Développement et de L’Education de l’enfant · FRUniversité Claude Bernard Lyon 1 · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Clinical observations suggest early self-consciousness disturbances in schizophrenia. A double mirror combining the images of two individuals sitting on each side of the mirror was used to study self-other differentiation in 12 individuals with early onset schizophrenia (EOS) and 15 individuals with adult onset schizophrenia (AOS) compared to 27 typically developing controls (TDC) matched on age and sex. The effects of intermodal sensory perception (visual-tactile and visual-kinesthetic) on self-other recognition were also studied. The results showed that EOS and AOS individuals, independently of age and schizophrenia severity, were centered on their own image compared to TDC, with both significant earlier self-recognition and delayed other-recognition during the visual recognition task. In addition, there was no significant effect of intermodal sensory stimulation on self-other recognition in EOS and AOS patients, whereas self-centered functioning was significantly increased by visual-tactile stimulation and decreased by visual-kinesthetic stimulation in TDC. The findings suggest that self-other recognition impairments might be a possible endophenotypic trait of schizophrenia.

Identifiers

PMID30487540
PMCPMC6261962
OpenAlexW2901928680

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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.