Evidence map›Paper›PMID 36031822›Full record

ArticleEuropean journal of public health2022

Differences in body composition and physical fitness parameters among prepubertal and pubertal children engaged in extracurricular sports: the active health study.

Samuel Manzano-Carrasco, Jorge Garcia-Unanue, Jorge Lopez-Fernandez, Antonio Hernandez-Martin, Javier Sanchez-Sanchez, Leonor Gallardo, Jose Luis Felipe

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Article in European journal of public health, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 2 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

11 citing papers in PubMed, 2 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

7 authors.

Samuel Manzano-CarrascoIGOID Research Group, Physical Activity and Sport Sciences Department, Faculty of Sport Sciences, University of Castilla-La Mancha, Toledo, Spain.
Jorge Garcia-UnanueIGOID Research Group, Physical Activity and Sport Sciences Department, Faculty of Sport Sciences, University of Castilla-La Mancha, Toledo, Spain.
Jorge Lopez-FernandezIGOID Research Group, Physical Activity and Sport Sciences Department, Faculty of Sport Sciences, University of Castilla-La Mancha, Toledo, Spain.
Antonio Hernandez-MartinIGOID Research Group, Physical Activity and Sport Sciences Department, Faculty of Sport Sciences, University of Castilla-La Mancha, Toledo, Spain.
Javier Sanchez-SanchezSchool of Sport Sciences, Universidad Europea de Madrid, Madrid, Spain.
Leonor GallardoIGOID Research Group, Physical Activity and Sport Sciences Department, Faculty of Sport Sciences, University of Castilla-La Mancha, Toledo, Spain.
Jose Luis FelipeSchool of Sport Sciences, Universidad Europea de Madrid, Madrid, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis study aimed to analyze the associations of maturity status, chronological age and sex with physical fitness and body composition among active children.

methodsA total of 1682 children (72% boys; age = 11.22 ± 2.64 years; height = 147.57 ± 15.87 cm; weight = 44.55 ± 15.29 kg) from rural areas participating in extracurricular sports were divided into four groups according to their sex and maturity status (prepubertal and pubertal according to stages described by Tanner). Body composition (body mass index, muscle mass and fat mass) and physical fitness (20-m shuttle-run test, handgrip strength and vertical jump) were assessed using standardized procedures. A two-way ANOVA and product-moment correlations were performed.

resultsPrepubertal boys had more fat mass (%) than pubertal boys [P<0.001; effect size (ES): 0.45], while prepubertal girls had more muscle mass (%) than pubertal girls (P<0.001; ES: 0.47). The pubertal group displayed higher fitness outcomes (absolute values) regardless of sex (P<0.05). However, the prepubertal group had higher percentile values in the 20-m shuttle-run test and vertical jumps than the pubertal group regardless of sex (P < 0.001; ES: 0.29-0.48). All the measures of physical fitness were positively associated with chronological age and muscle mass (%).

conclusionsAlthough absolute values of body composition and physical fitness appear to increase among pubertal children participating in extracurricular sports, the percentiles indicate that puberty is accompanied with a loss of a physical fitness levels. Thus, extracurricular sports might not be enough to enhance fitness among adolescents.

Indexed as

Body CompositionHand StrengthAdolescentBody HeightBody Mass IndexChildFemaleHumansMalePhysical Fitness

Identifiers

PMID36031822
PMCPMC9421410

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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.