Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics

Objective The objective of this study was to determine the age at which puberty begins, age of menarche and anthropometric data of the participants at different stages of puberty. Subjects and methods This is a cross-sectional study in which we evaluated 665 girls, a sample representing the female s...

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Main Authors: Taciana Carla Maia Feibelmann, Adriana Paula da Silva, Daniela Cristina Silva Resende, Elisabete Aparecida Mantovani Rodrigues de Resende, Lúcia Marina Scatena, Maria de Fátima Borges
Format: Article
Language:English
Published: Brazilian Society of Endocrinology and Metabolism
Series:Archives of Endocrinology and Metabolism
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2359-39972015000200105&lng=en&tlng=en
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author Taciana Carla Maia Feibelmann
Adriana Paula da Silva
Daniela Cristina Silva Resende
Elisabete Aparecida Mantovani Rodrigues de Resende
Lúcia Marina Scatena
Maria de Fátima Borges
author_facet Taciana Carla Maia Feibelmann
Adriana Paula da Silva
Daniela Cristina Silva Resende
Elisabete Aparecida Mantovani Rodrigues de Resende
Lúcia Marina Scatena
Maria de Fátima Borges
author_sort Taciana Carla Maia Feibelmann
collection DOAJ
description Objective The objective of this study was to determine the age at which puberty begins, age of menarche and anthropometric data of the participants at different stages of puberty. Subjects and methods This is a cross-sectional study in which we evaluated 665 girls, a sample representing the female schoolchildren population in Uberaba. Results We found that thelarche, pubarche, underarm hair and menarche were attained at the age of 9.8 ± 1.4, 10.2 ± 1.4, 10.5 ± 1.5 and 11.7 ± 1.3 years, respectively. The mean interval between thelarche and menarche (ITM) was 1.7 ± 1.3 years. The prevalence of overweight and obesity was 31.3% and 95% of the participants began at thelarche between the age of 7 and 12 years. Conclusion These values indicate a secular tendency to the decrease of the age of menarche and an earlier start of puberty. It is very important to understand these parameters to establish public policies aimed at plans to prevent these early events, especially regarding control of the prevalence of obesity.
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spelling doaj.art-a2a38fffd9f54287adad5fcff8f3a8d52022-12-21T23:55:57ZengBrazilian Society of Endocrinology and MetabolismArchives of Endocrinology and Metabolism2359-429259210511110.1590/2359-3997000000021S2359-39972015000200105Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristicsTaciana Carla Maia FeibelmannAdriana Paula da SilvaDaniela Cristina Silva ResendeElisabete Aparecida Mantovani Rodrigues de ResendeLúcia Marina ScatenaMaria de Fátima BorgesObjective The objective of this study was to determine the age at which puberty begins, age of menarche and anthropometric data of the participants at different stages of puberty. Subjects and methods This is a cross-sectional study in which we evaluated 665 girls, a sample representing the female schoolchildren population in Uberaba. Results We found that thelarche, pubarche, underarm hair and menarche were attained at the age of 9.8 ± 1.4, 10.2 ± 1.4, 10.5 ± 1.5 and 11.7 ± 1.3 years, respectively. The mean interval between thelarche and menarche (ITM) was 1.7 ± 1.3 years. The prevalence of overweight and obesity was 31.3% and 95% of the participants began at thelarche between the age of 7 and 12 years. Conclusion These values indicate a secular tendency to the decrease of the age of menarche and an earlier start of puberty. It is very important to understand these parameters to establish public policies aimed at plans to prevent these early events, especially regarding control of the prevalence of obesity.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2359-39972015000200105&lng=en&tlng=enPubertygrowthmenarche
spellingShingle Taciana Carla Maia Feibelmann
Adriana Paula da Silva
Daniela Cristina Silva Resende
Elisabete Aparecida Mantovani Rodrigues de Resende
Lúcia Marina Scatena
Maria de Fátima Borges
Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
Archives of Endocrinology and Metabolism
Puberty
growth
menarche
title Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
title_full Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
title_fullStr Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
title_full_unstemmed Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
title_short Puberty in a sample of Brazilian schoolgirls: timing and anthropometric characteristics
title_sort puberty in a sample of brazilian schoolgirls timing and anthropometric characteristics
topic Puberty
growth
menarche
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2359-39972015000200105&lng=en&tlng=en
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