Evidence map›Paper›PMID 30698529›Full record

ArticleJMIR mHealth and uHealth2019

Assessing the Validity of the MyJump2 App for Measuring Different Jumps in Professional Cerebral Palsy Football Players: An Experimental Study.

Victor Coswig, Anselmo De Athayde Costa E Silva, Matheus Barbalho, Fernando Rosch De Faria, Claudio D Nogueira, Mariane Borges, Jéssica R Buratti, Ivaldo B Vieira, Francisco Javier López Román, José I Gorla

Open access · goldAbstract read
In one paragraph

Article in JMIR mHealth and uHealth, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

16 citing papers in PubMed, 46 citations in OpenAlex.

  1. Trial
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  3. Research on cerebral palsy football: a scoping review.BMC sports science, medicine & rehabilitation · 2025
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  14. Reliability ofInternational journal of environmental research and public health · 2022
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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

10 authors at 4 institutions in 2 countries.

Victor Coswig *Faculty of Physical Education, Federal University of Pará, Campus Castanhal, Castanhal, Brazil.ORCID 0000-0001-5461-7119
Anselmo De Athayde Costa E SilvaFaculty of Physical Education, Federal University of Pará, Campus Castanhal, Castanhal, Brazil.ORCID 0000-0001-5265-619X
Matheus BarbalhoFaculty of Physical Education and Dance, Federal University of Goiás, Goiânia, Brazil.ORCID 0000-0001-7016-640X
Fernando Rosch De FariaFaculty of Physical Education, Department of Adapted Physical Education Studies, University of Campinas, Campinas, Brazil.ORCID 0000-0003-3617-0346
Claudio D NogueiraFaculty of Physical Education, Department of Adapted Physical Education Studies, University of Campinas, Campinas, Brazil.ORCID 0000-0001-8890-7579
Mariane BorgesFaculty of Physical Education, Department of Adapted Physical Education Studies, University of Campinas, Campinas, Brazil.ORCID 0000-0002-9446-875X
Jéssica R BurattiFaculty of Physical Education, Department of Adapted Physical Education Studies, University of Campinas, Campinas, Brazil.ORCID 0000-0001-9953-7817
Ivaldo B VieiraDoctoral Program in Health Sciences, Health Sciences, Universidad Católica San Antonio de Murcia, Múrcia, Spain.ORCID 0000-0002-0901-3022
Francisco Javier López RománDirector de la Cátedra de Fisiología del Ejercicio, Health Sciences, Universidad Católica San Antonio de Murcia, Múrcia, Spain.ORCID 0000-0002-2841-5502
José I GorlaFaculty of Physical Education, Department of Adapted Physical Education Studies, University of Campinas, Campinas, Brazil.ORCID 0000-0002-0475-4745
Universidade Estadual de Campinas (UNICAMP) · BRInstituto Federal de Educação, Ciência e Tecnologia do Pará · BRUniversidad Católica de Murcia · ESUniversidade Federal de Goiás · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVertical jumps can be used to assess neuromuscular status in sports performance. This is particularly important in Cerebral Palsy Football (CP Football) because players are exposed to high injury risk, but it may be complicated because the gold standard for assessing jump performance is scarce in field evaluation. Thus, field techniques, such as mobile apps, have been proposed as an alternative method for solving this problem.

objectiveThis study aims to evaluate the reliability of the measures of the MyJump2 app to assess vertical jump performance in professional CP Football.

methodsWe assessed 40 male CP Football athletes (age 28.1 [SD 1.4] years, weight 72.5 [SD 6.2] kg, and height 176 [SD 4.2] cm) through the countermovement jump (CMJ) and squat jump (SJ) using a contact mat. At the same time, we assessed the athletes using the MyJump2 app.

resultsThere were no significant differences between the instruments in SJ height (P=.12) and flight time (P=.15). Additionally, there were no significant differences between the instruments for CMJ in jump height (P=.16) and flight time (P=.13). In addition, it was observed that there were significant and strong intraclass correlations in all SJ variables varying from 0.86 to 0.89 (both P<.001), which was classified as "almost perfect." Similar results were observed in all variables from the CMJ, varying from 0.92 to 0.96 (both P ≤.001).

conclusionsWe conclude that the MyJump2 app presents high validity and reliability for measuring jump height and flight time of the SJ and CMJ in CP Football athletes.

Indexed as

Weights and MeasuresAdultAthletesCerebral PalsyExerciseHumansMaleMobile ApplicationsReproducibility of ResultsSoccercerebral palsy footballjump performancemobile appsmobile phoneparalympic sports

Identifiers

PMID30698529
PMCPMC6372935
OpenAlexW2888202606

What OpenQuestion holds

Textmetadata
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.