Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study

The objective of this study was to analyze the level of physical activity and sedentary behavior (SB) in students from Minas Gerais, Brazil. It is a cross-sectional study with 153 participants of both sexes and had to be between 10 and 12 old. We carried out measurements of socioeconomic and anthro...

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Main Authors: Dalton de Lima-Junior, Petrus Gantois, Gustavo César Vasconcelos, Reginaldo Gonçalves, Joel Alves Lamounier, Vinicius de Oliveira Damasceno
Format: Article
Language:English
Published: Sociedade Brasileira de Atividade Física e Saúde 2019-07-01
Series:Revista Brasileira de Atividade Física e Saúde
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Online Access:https://rbafs.org.br/RBAFS/article/view/13609
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author Dalton de Lima-Junior
Petrus Gantois
Gustavo César Vasconcelos
Reginaldo Gonçalves
Joel Alves Lamounier
Vinicius de Oliveira Damasceno
author_facet Dalton de Lima-Junior
Petrus Gantois
Gustavo César Vasconcelos
Reginaldo Gonçalves
Joel Alves Lamounier
Vinicius de Oliveira Damasceno
author_sort Dalton de Lima-Junior
collection DOAJ
description The objective of this study was to analyze the level of physical activity and sedentary behavior (SB) in students from Minas Gerais, Brazil. It is a cross-sectional study with 153 participants of both sexes and had to be between 10 and 12 old. We carried out measurements of socioeconomic and anthropometric variables. Also, physical activity and sedentary behavior were measured using an accelerometer (MiniMitter, Actiheart®). The accelerometer was fixed on the chest and the participants should remain with it for three days (Thursday, Friday, and Saturday). We categorized the data as SB - < 1.6 METs (< 0.39 kcal.kg-1.15min-1); light physical activity - 1.6 to 2.9 METs (0.42 to 0.76 kcal.kg-1.15min-1). In the study, both sexes showed a low time of moderate and vigorous (~ 0.85 hours/day) activities. Higher times were recorded for light activity (~ 2.6 hours/day) and SB (~ 12.5 hours/day) in both sexes. Also, boys spent greater time on a vigorous physical activity and lower time of SB in the three evaluated days (~ 1.3 hours/day boys vs ~ 0.4 hours/day girls) (p = 0.001; np2 = 0.42). However, the physical activity behavior was similar during weekdays and weekends (p = 0.14; np2 = 0.078). We conclude that boys are more engaged than girls in physical activities in public schools of Minas Gerais, Brazil. However, SB is similar between them.
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publishDate 2019-07-01
publisher Sociedade Brasileira de Atividade Física e Saúde
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spelling doaj-art-a59109392c974f009a860c71fcbb59b02025-01-03T01:01:07ZengSociedade Brasileira de Atividade Física e SaúdeRevista Brasileira de Atividade Física e Saúde1413-34822317-16342019-07-012410.12820/rbafs.24e0104Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional studyDalton de Lima-Junior0https://orcid.org/0000-0003-1542-604XPetrus Gantois1https://orcid.org/0000-0002-1995-2103Gustavo César Vasconcelos2https://orcid.org/0000-0002-7626-3590Reginaldo Gonçalves3https://orcid.org/0000-0001-6089-8375Joel Alves Lamounier4https://orcid.org/0000-0002-0581-3217Vinicius de Oliveira Damasceno5https://orcid.org/0000-0003-0577-9204Federal University of Paraiba, Department of Physical Education, João Pessoa, Paraíba, Brazil.Federal University of Paraiba, Department of Physical Education, João Pessoa, Paraíba, Brazil.Federal University of São Paulo, Department of Physical Education, Santos, São Paulo, Brazil.Federal University of Minas Gerais, Faculty of Physical Education, Physiotherapy and Occupational Therapy, Belo Horizonte, Minas Gerais, Brazil.Federal University of São João Del Rei, Departament of Medicine, São João Del Rei, Minas Gerais, Brazil.Federal University of Pernambuco, Department of Physical Education, Recife, Pernambuco, Brazil. The objective of this study was to analyze the level of physical activity and sedentary behavior (SB) in students from Minas Gerais, Brazil. It is a cross-sectional study with 153 participants of both sexes and had to be between 10 and 12 old. We carried out measurements of socioeconomic and anthropometric variables. Also, physical activity and sedentary behavior were measured using an accelerometer (MiniMitter, Actiheart®). The accelerometer was fixed on the chest and the participants should remain with it for three days (Thursday, Friday, and Saturday). We categorized the data as SB - < 1.6 METs (< 0.39 kcal.kg-1.15min-1); light physical activity - 1.6 to 2.9 METs (0.42 to 0.76 kcal.kg-1.15min-1). In the study, both sexes showed a low time of moderate and vigorous (~ 0.85 hours/day) activities. Higher times were recorded for light activity (~ 2.6 hours/day) and SB (~ 12.5 hours/day) in both sexes. Also, boys spent greater time on a vigorous physical activity and lower time of SB in the three evaluated days (~ 1.3 hours/day boys vs ~ 0.4 hours/day girls) (p = 0.001; np2 = 0.42). However, the physical activity behavior was similar during weekdays and weekends (p = 0.14; np2 = 0.078). We conclude that boys are more engaged than girls in physical activities in public schools of Minas Gerais, Brazil. However, SB is similar between them. https://rbafs.org.br/RBAFS/article/view/13609Motor activitySedentary behaviorAdolescents
spellingShingle Dalton de Lima-Junior
Petrus Gantois
Gustavo César Vasconcelos
Reginaldo Gonçalves
Joel Alves Lamounier
Vinicius de Oliveira Damasceno
Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
Revista Brasileira de Atividade Física e Saúde
Motor activity
Sedentary behavior
Adolescents
title Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
title_full Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
title_fullStr Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
title_full_unstemmed Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
title_short Measurement of physical activity and sedentary behavior in adolescents by accelerometer: a cross-sectional study
title_sort measurement of physical activity and sedentary behavior in adolescents by accelerometer a cross sectional study
topic Motor activity
Sedentary behavior
Adolescents
url https://rbafs.org.br/RBAFS/article/view/13609
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