Evidence map›Paper›PMID 32321976›Full record

ArticleScientific reports2020

Measuring perceived self-location in virtual reality.

Estelle Nakul, Nicolas Orlando-Dessaints, Bigna Lenggenhager, Christophe Lopez

Abstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

17 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  6. Changes in spatial self-consciousness elicit grid cell-like representation in the entorhinal cortex.Proceedings of the National Academy of Sciences of the United States of America · 2024
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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

4 authors.

Estelle NakulAix Marseille Univ, CNRS, LNSC, FR3C, Marseille, France.ORCID http://orcid.org/0000-0001-8707-3998
Nicolas Orlando-DessaintsAix Marseille Univ, CNRS, LNSC, FR3C, Marseille, France.ORCID http://orcid.org/0000-0003-1227-1126
Bigna LenggenhagerDepartment of Psychology, University of Zurich, Zurich, Switzerland.ORCID http://orcid.org/0000-0003-0418-9931
Christophe LopezAix Marseille Univ, CNRS, LNSC, FR3C, Marseille, France. christophe.lopez@univ-amu.fr.ORCID http://orcid.org/0000-0001-9298-2969

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Third-person perspective full-body illusions (3PP-FBI) enable the manipulation, through multisensory stimulation, of perceived self-location. Perceived self-location is classically measured by a locomotion task. Yet, as locomotion modulates various sensory signals, we developed in immersive virtual reality a measure of self-location without locomotion. Tactile stimulation was applied on the back of twenty-five participants and displayed synchronously or asynchronously on an avatar's back seen from behind. Participants completed the locomotion task and a novel mental imagery task, in which they self-located in relation to a virtual ball approaching them. Participants self-identified with the avatar more during synchronous than asynchronous visuo-tactile stimulation in both tasks. This was accentuated for the mental imagery task, showing a larger self-relocation toward the avatar, together with higher reports of presence, bi-location and disembodiment in the synchronous condition only for the mental imagery task. In conclusion, the results suggest that avoiding multisensory updating during walking, and using a perceptual rather than a motor task, can improve measures of illusory self-location.

Identifiers

PMID32321976
PMCPMC7176655

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Registered trials

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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.