Evidence map›Paper›PMID 34230503›Full record

Trial reportScientific reports2021

Acute effect of high-definition and conventional tDCS on exercise performance and psychophysiological responses in endurance athletes: a randomized controlled trial.

Daniel Gomes da Silva Machado, Marom Bikson, Abhishek Datta, Egas Caparelli-Dáquer, Gozde Unal, Abrahão F Baptista, Edilson Serpeloni Cyrino, Li Min Li, Edgard Morya, Alexandre Moreira and 1 more

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 3 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

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

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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

11 authors.

Daniel Gomes da Silva MachadoAssociate Graduate Program in Physical Education - UEM/UEL, State University of Londrina, Londrina, PR, Brazil.ORCID http://orcid.org/0000-0002-8426-0488
Marom BiksonDepartment of Biomedical Engineering, The City College of New York of CUNY, New York, NY, USA.ORCID http://orcid.org/0000-0002-0493-8333
Abhishek DattaDepartment of Biomedical Engineering, The City College of New York of CUNY, New York, NY, USA.ORCID http://orcid.org/0000-0001-8833-6956
Egas Caparelli-DáquerNervous System Electric Stimulation Lab (LabEEL), Rio de Janeiro State University (UERJ), Rio de Janeiro, RJ, Brazil.ORCID http://orcid.org/0000-0002-5026-7665
Gozde UnalDepartment of Biomedical Engineering, The City College of New York of CUNY, New York, NY, USA.
Abrahão F BaptistaNervous System Electric Stimulation Lab (LabEEL), Rio de Janeiro State University (UERJ), Rio de Janeiro, RJ, Brazil.ORCID http://orcid.org/0000-0001-7870-3820
Edilson Serpeloni CyrinoAssociate Graduate Program in Physical Education - UEM/UEL, State University of Londrina, Londrina, PR, Brazil.ORCID http://orcid.org/0000-0001-9016-8779
Li Min LiBrazilian Institute of Neuroscience and Neurotechnology (BRAINN/CEPID-FAPESP), Faculty of Medical Sciences, Department of Neurology, University of Campinas, Campinas, São Paulo, Brazil.
Edgard MoryaEdmond and Lily Safra International Institute of Neuroscience, Santos Dumont Institute, Macaíba, RN, Brazil.ORCID http://orcid.org/0000-0003-0954-5317
Alexandre MoreiraDepartment of Sport, School of Physical Education and Sport, University of São Paulo, São Paulo, SP, Brazil.ORCID http://orcid.org/0000-0002-4609-1839
Alexandre Hideki OkanoAssociate Graduate Program in Physical Education - UEM/UEL, State University of Londrina, Londrina, PR, Brazil. emaildookano@gmail.com.ORCID http://orcid.org/0000-0002-8995-1392

Funding

Temporal dynamics of neurophysiological patterns as treatment targets in SzR01MH109289 · NIMH · NATHAN S. KLINE INSTITUTE FOR PSYCH RES · PI JAVITT, DANIEL C. · 2016 to 2020
$3.7M
A tool-box to control and enhance tDCS spatial precisionR01MH111896 · NIMH · CITY COLLEGE OF NEW YORK · PI BIKSON, MAROM · 2016 to 2019
$2.2M
Open-source computational modeling of Spinal Cord Stimulation (SCS) to enhance dissemination of 1R01NS112996R01NS112996 · NINDS · CITY COLLEGE OF NEW YORK · PI BIKSON, MAROM · 2020 to 2024
$2.0M
The coupled vascular hypothesis for transcranial direct current stimulation (tDCS)R01NS101362 · NINDS · CITY COLLEGE OF NEW YORK · PI BIKSON, MAROM · 2017 to 2021
$1.7M
Effects of direct-current stimulation on synaptic plasticityR01NS095123 · NINDS · CITY COLLEGE OF NEW YORK · PI PARRA, LUCAS C · 2016 to 2020
$1.7M
NIMH NIH HHS R01 MH109289NIMH NIH HHS R01 MH111896NINDS NIH HHS R01 NS095123NINDS NIH HHS R01 NS101362NINDS NIH HHS R01 NS112996
6 · The paper itself

Abstract

Transcranial direct current stimulation (tDCS) has been used aiming to boost exercise performance and inconsistent findings have been reported. One possible explanation is related to the limitations of the so-called "conventional" tDCS, which uses large rectangular electrodes, resulting in a diffuse electric field. A new tDCS technique called high-definition tDCS (HD-tDCS) has been recently developed. HD-tDCS uses small ring electrodes and produces improved focality and greater magnitude of its aftereffects. This study tested whether HD-tDCS would improve exercise performance to a greater extent than conventional tDCS. Twelve endurance athletes (29.4 ± 7.3 years; 60.15 ± 5.09 ml kg

Indexed as

PsychophysiologyTranscranial Direct Current StimulationAdultAthletesHeart RateHumansMaleOutcome Assessment, Health CareOxygen ConsumptionPhysical EndurancePhysical ExertionReproducibility of ResultsSensationYoung Adult

Identifiers

PMID34230503
PMCPMC8260713

What OpenQuestion holds

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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.