Evidence map›Paper›PMID 31393932›Full record

ArticlePloS one2019

A comparison of a GPS device and a multi-camera video technology during official soccer matches: Agreement between systems.

Eduard Pons, Tomás García-Calvo, Ricardo Resta, Hugo Blanco, Roberto López Del Campo, Jesús Díaz García, Juan José Pulido

Abstract readComparative Study
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing 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.

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

54 citing papers in PubMed.

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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

7 authors.

Eduard PonsSports Performance Area, FC Barcelona, Barcelona, Spain.
Tomás García-CalvoDepartment of Didactics of Musical, Plastic and Body Expression, Faculty of Sport Sciences, University of Extremadura, Caceres, Spain.ORCID 0000-0002-2550-418X
Ricardo RestaSports Research Area of LaLiga, Madrid, Spain.
Hugo BlancoSports Research Area of LaLiga, Madrid, Spain.
Roberto López Del CampoSports Research Area of LaLiga, Madrid, Spain.
Jesús Díaz GarcíaDepartment of Didactics of Musical, Plastic and Body Expression, Faculty of Sport Sciences, University of Extremadura, Caceres, Spain.
Juan José PulidoDepartment of Didactics of Musical, Plastic and Body Expression, Faculty of Sport Sciences, University of Extremadura, Caceres, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of this study was to compare the agreement of the movement demands data during a soccer match (total distance, distance per minute, average speed, maximum speed and distance covered in different speed sectors) between an optical tracking system (Mediacoach System) and a GPS device (Wimu Pro). Participants were twenty-six male professional soccer players (age: 21.65 ± 2.03 years; height: 180.00 ± 7.47 cm; weight: 73.81 ± 5.65 kg) from FC Barcelona B, of whom were recorded a total of 759 measurements during 38 official matches in the Spanish second division. The Mediacoach System and the Wimu Pro were compared using the standardized mean bias, standard error of estimate, intraclass correlation coefficients (ICC), coefficient of variation (%), and the regression equation to estimate data for each variable. In terms of agreement between systems, the magnitude of the ICC was almost perfect (> 0.90-1.00) for all variables analyzed. The coefficient of the variations between devices was close to zero (< 5%) for total distance, distance per minute, average speed, maximum speed, and walking and jogging, and between 9% and 15% for running, intense running, and sprinting at low and at high intensities. It can be observed that, compared to Wimu Pro the Mediacoach System slightly overestimated all the variables analyzed except for average speed, maximum speed, and walking variables. In conclusion, both systems can be used, and the information they provide in the analyzed variables can be interchanged, with the benefits implied for practitioners and researchers.

Indexed as

SoccerGeographic Information SystemsHumansJoggingMaleMovementRunningSpainTechnologyVideotape RecordingWalkingYoung Adult

Identifiers

PMID31393932
PMCPMC6687125

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.