Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study

Abstract Using the population-based data we aim to estimate the general population trends of multiple components of physical fitness of children, identify critical structural changes in these trends, and evaluate the potential changes in differences in the test scores between the children. During th...

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Main Authors: Ana Radulović, Gregor Jurak, Bojan Leskošek, Gregor Starc, Rok Blagus
Format: Article
Language:English
Published: Nature Portfolio 2022-06-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-14813-7
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author Ana Radulović
Gregor Jurak
Bojan Leskošek
Gregor Starc
Rok Blagus
author_facet Ana Radulović
Gregor Jurak
Bojan Leskošek
Gregor Starc
Rok Blagus
author_sort Ana Radulović
collection DOAJ
description Abstract Using the population-based data we aim to estimate the general population trends of multiple components of physical fitness of children, identify critical structural changes in these trends, and evaluate the potential changes in differences in the test scores between the children. During the entire study period, 1989–2019, median body mass index and triceps skinfold increased in both genders and all age groups. Muscular fitness, in general, showed negative trends, with some exceptions: during the post-2010 period, children were mostly experiencing the improvement of isometric strength of the upper body. The neuromuscular components of physical fitness showed positive trends, especially in girls. Cardiorespiratory fitness has been declining in all age groups until the last decade, with the largest decreases occurring before 2000. In the last decade, the trends reversed. The flexibility indicator revealed the largest differences between boys and girls, with boys mainly experiencing negative and girls mostly positive trends. The variability of the test scores mostly increased during the study period. This increasing variance suggests that—despite generally favourable trends in the last decade—children in Slovenia have been facing increasing inequalities in their development, which can potentially lead to future inequalities in health.
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spelling doaj.art-c4127ddf172f42fc9206829c4ab97d8a2022-12-22T00:32:58ZengNature PortfolioScientific Reports2045-23222022-06-0112111810.1038/s41598-022-14813-7Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based studyAna Radulović0Gregor Jurak1Bojan Leskošek2Gregor Starc3Rok Blagus4Center for Control and Prevention of Infectious Diseases, Institute of Public Health of MontenegroFaculty of Sports, University of LjubljanaFaculty of Sports, University of LjubljanaFaculty of Sports, University of LjubljanaFaculty of Medicine, Institute for Biostatistics and Medical Informatics, University of LjubljanaAbstract Using the population-based data we aim to estimate the general population trends of multiple components of physical fitness of children, identify critical structural changes in these trends, and evaluate the potential changes in differences in the test scores between the children. During the entire study period, 1989–2019, median body mass index and triceps skinfold increased in both genders and all age groups. Muscular fitness, in general, showed negative trends, with some exceptions: during the post-2010 period, children were mostly experiencing the improvement of isometric strength of the upper body. The neuromuscular components of physical fitness showed positive trends, especially in girls. Cardiorespiratory fitness has been declining in all age groups until the last decade, with the largest decreases occurring before 2000. In the last decade, the trends reversed. The flexibility indicator revealed the largest differences between boys and girls, with boys mainly experiencing negative and girls mostly positive trends. The variability of the test scores mostly increased during the study period. This increasing variance suggests that—despite generally favourable trends in the last decade—children in Slovenia have been facing increasing inequalities in their development, which can potentially lead to future inequalities in health.https://doi.org/10.1038/s41598-022-14813-7
spellingShingle Ana Radulović
Gregor Jurak
Bojan Leskošek
Gregor Starc
Rok Blagus
Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
Scientific Reports
title Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
title_full Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
title_fullStr Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
title_full_unstemmed Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
title_short Secular trends in physical fitness of Slovenian boys and girls aged 7 to 15 years from 1989 to 2019: a population-based study
title_sort secular trends in physical fitness of slovenian boys and girls aged 7 to 15 years from 1989 to 2019 a population based study
url https://doi.org/10.1038/s41598-022-14813-7
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