Evidence map›Paper›PMID 30337864›Full record

ArticleFrontiers in human neuroscience2018

Individual Differences and Hemispheric Asymmetries for Language and Spatial Attention.

Louise O'Regan, Deborah J Serrien

Registry-linked trialAbstract read
In one paragraph

Article in Frontiers in human neuroscience, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05428917 (Evaluation of the Impact of Laterality on Cerebral Activation During a Motor Task of the Upper Limb Using fNIRS Technology in Healthy Subjects), which is not on this map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–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.

NCT05428917 nacompletednot on this mapstarted 2022, after this paper: background citation

Evaluation of the Impact of Laterality on Cerebral Activation During a Motor Task of the Upper Limb Using fNIRS Technology in Healthy Subjects

TypeinterventionalSponsorCentre Hospitalier Régional d'OrléansRan2022 to 2022Enrolled59ConditionsHealthyArmsSimple task, complex task
3 · Its place in the literature

Who cites it

26 citing papers in PubMed.

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  9. With childhood hemispherectomy, one hemisphere can support-but is suboptimal for-word and face recognition.Proceedings of the National Academy of Sciences of the United States of America · 2022
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  12. The interactive functional biases of manual, language and attention systems.Cognitive research: principles and implications · 2022
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  13. Article
  14. Article
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  16. Classifying handedness with MRI.Neuroimage. Reports · 2021
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  17. Handedness and its genetic influences are associated with structural asymmetries of the cerebral cortex in 31,864 individuals.Proceedings of the National Academy of Sciences of the United States of America · 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

2 authors.

Louise O'ReganSchool of Psychology, University of Nottingham, Nottingham, United Kingdom.
Deborah J SerrienSchool of Psychology, University of Nottingham, Nottingham, United Kingdom.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Language and spatial processing are cognitive functions that are asymmetrically distributed across both cerebral hemispheres. In the present study, we compare left- and right-handers on word comprehension using a divided visual field paradigm and spatial attention using a landmark task. We investigate hemispheric asymmetries by assessing the participants' behavioral metrics; response accuracy, reaction time and their laterality index. The data showed that right-handers benefitted more from left-hemispheric lateralization for language comprehension and right-hemispheric lateralization for spatial attention than left-handers. Furthermore, left-handers demonstrated a more variable distribution across both hemispheres, supporting a less focal profile of functional brain organization. Taken together, the results underline that handedness distinctively modulates hemispheric processing and behavioral performance during verbal and nonverbal tasks. In particular, typical lateralization is most prevalent for right-handers whereas atypical lateralization is more evident for left-handers. These insights contribute to the understanding of individual variation of brain asymmetries and the mechanisms related to changes in cerebral dominance.

Indexed as

handednesslandmark tasklateralityvisual half-fieldword comprehension

Identifiers

PMID30337864
PMCPMC6180149

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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.