Evidence map›Paper›PMID 36013418›Full record

ArticleLife (Basel, Switzerland)2022

The Role of the Precuneus in Human Spatial Updating in a Real Environment Setting-A cTBS Study.

Milos Dordevic, Sonja Hoelzer, Augusta Russo, José C García Alanis, Notger G Müller

Open access · goldAbstract read
In one paragraph

Article in Life (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 3 pooled it
1.9field-weighted citation impact, top 13% 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

15 citing papers in PubMed, 3 syntheses or guidelines pooled it, 25 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

5 authors at 3 institutions in 1 country.

Milos DordevicDepartment of Chronic and Degenerative Diseases, Faculty of Health Sciences (FGW), Potsdam University, 14476 Potsdam, Germany.ORCID 0000-0002-7869-3519
Sonja HoelzerDepartment of Neuroprotection, German Center for Neurodegenerative Diseases (DZNE), 39120 Magdeburg, Germany.
Augusta RussoDepartment of Chronic and Degenerative Diseases, Faculty of Health Sciences (FGW), Potsdam University, 14476 Potsdam, Germany.
José C García AlanisAnalysis and Modeling of Complex Data, Johannes Gutenberg University, 55122 Mainz, Germany.
Notger G MüllerDepartment of Chronic and Degenerative Diseases, Faculty of Health Sciences (FGW), Potsdam University, 14476 Potsdam, Germany.ORCID 0000-0002-5483-6423
University of Potsdam · DEGerman Center for Neurodegenerative Diseases · DEPhilipps University of Marburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As we move through an environment, we update positions of our body relative to other objects, even when some objects temporarily or permanently leave our field of view-this ability is termed egocentric spatial updating and plays an important role in everyday life. Still, our knowledge about its representation in the brain is still scarce, with previous studies using virtual movements in virtual environments or patients with brain lesions suggesting that the precuneus might play an important role. However, whether this assumption is also true when healthy humans move in real environments where full body-based cues are available in addition to the visual cues typically used in many VR studies is unclear. Therefore, in this study we investigated the role of the precuneus in egocentric spatial updating in a real environment setting in 20 healthy young participants who underwent two conditions in a cross-over design: (a) stimulation, achieved through applying continuous theta-burst stimulation (cTBS) to inhibit the precuneus and (b) sham condition (activated coil turned upside down). In both conditions, participants had to walk back with blindfolded eyes to objects they had previously memorized while walking with open eyes. Simplified trials (without spatial updating) were used as control condition, to make sure the participants were not affected by factors such as walking blindfolded, vestibular or working memory deficits. A significant interaction was found, with participants performing better in the sham condition compared to real stimulation, showing smaller errors both in distance and angle. The results of our study reveal evidence of an important role of the precuneus in a real-environment egocentric spatial updating; studies on larger samples are necessary to confirm and further investigate this finding.

Indexed as

cTBSprecuneusspatial updatingTMS

Identifiers

PMID36013418
PMCPMC9410530
OpenAlexW4293218879

What OpenQuestion holds

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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.