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Cardiac remodeling indicators in adolescent athletes / Indicadores de remodelagem cardíaca em atletas adolescentes
Castanheira, Joaquim; Valente-dos-Santos, João; Costa, Daniela; Martinho, Diogo; Fernandes, Jorge; Duarte, João; Sousa, Nuno; Vaz, Vasco; Rama, Luis; Figueiredo, António; Coelho-e-Silva, Manuel.
  • Castanheira, Joaquim; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Valente-dos-Santos, João; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Costa, Daniela; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Martinho, Diogo; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Fernandes, Jorge; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Duarte, João; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Sousa, Nuno; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Vaz, Vasco; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Rama, Luis; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Figueiredo, António; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
  • Coelho-e-Silva, Manuel; Instituto Politécnico de Coimbra. School of Health and Technology. Department of Clinical Physiology. Coimbra. PT
Rev. Assoc. Med. Bras. (1992) ; 63(5): 427-434, May 2017. tab
Article in English | LILACS | ID: biblio-896338
ABSTRACT
Summary

Objective:

The idea that different sports and physical training type results in different cardiac adaptations has been widely accepted. However, this remodelling process among different sport modalities is still not fully understood. Thus, the current study aims to investigate the heart morphology variation associated with a set of different modalities characterized by distinct models of preparation and different methods and demands of training and completion.

Method:

The sample comprises 42 basketball players, 73 roller hockey players, 28 judo athletes and 21 swimmers. Anthropometry was assessed by a single and experienced anthropometrist and the same technician performed the echocardiographic exams. Analysis of variance was used to study age, body size and echocardiograph parameters as well as different sport athlete's comparison.

Results:

Basketball players are taller (F=23.448; p<0.001; ES-r=0.553), heavier (F=6.702; p<0.001; ES-r=0.334) and have a greater body surface area (F=11.896; p<0.001; ES-r=0.427). Basketball and hockey players have larger left auricle diameters compared with judo athletes (F=3.865; p=0.011; ES-r=0.316). Interventricular end-diastolic septal thickness (F=7.287; p<0.001; ES-r=0.347) and left ventricular posterior wall thickness (F=8.038; p<0.001; ES-r=0.362) of the judokas are smaller compared to the mean values of other sports participants. In addition, relative left parietal ventricular wall thickness is lower among swimmers compared with judokas (F=4.127; p=0.008; ES-r=0.268).

Conclusion:

The major contributors to changes in heart morphology are for the most part associated with sport-specific training and competition and the specific dynamics and adaptive mechanisms imposed by each sport.
RESUMO
Resumo

Objetivo:

Os efeitos decorrentes da prática de diferentes modalidades desportivas resultam em padrões divergentes de adaptação cardíaca. A presente pesquisa procura estudar a variação da morfologia do coração associada a um conjunto de modalidades desportivas distintas quanto à natureza do esforço e aos modelos de preparação, incluindo metodologias de treino e sistemas de competição.

Método:

Foram estudados 42 basquetebolistas, 73 hoquistas, 28 judocas e 21 nadadores. A antropometria foi avaliada por um único e experiente antropometrista e os exames ecocardiográficos foram realizados pelo mesmo operador. Recorreu-se à análise da variância para estudar a variação associada a idade, medidas de tamanho corporal e parâmetros ecocardiográficos, bem como para a comparação entre os atletas de diferentes modalidades desportivas.

Resultados:

Os basquetebolistas são os atletas mais altos (F=23,448; p<0,001; ES-r=0,553), mais pesados (F=6,702; p<0,001; ES-r=0,334), com maior superfície corporal (F=11,896; p<0,001; ES-r=0,427) e, com os hoquistas, apresentam um diâmetro da aurícula esquerda superior ao dos judocas (F=3,865; p=0,011; ES-r=0,316). A espessura telediastólica do septo interventricular (F=7,287; p<0,001; ES-r=0,347) e da parede posterior do ventrículo esquerdo (F=8,038; p<0,001; ES-r=0,362) dos judocas é inferior à dos outros atletas, mesmo quando controlado para o tamanho corporal. Os nadadores apresentam uma espessura parietal relativa do ventrículo esquerdo superior à dos judocas (F=4,127; p=0,008; ES-r=0,268).

Conclusão:

As diferentes fontes de variação da morfologia cardíaca prendem-se com as dinâmicas do processo de treino, competição e correspondentemente com os mecanismos adaptativos, sobrepondo-se ao processo de formação desportiva a longo prazo.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Swimming / Basketball / Exercise / Martial Arts / Ventricular Remodeling / Athletes / Hockey Type of study: Observational study / Prevalence study / Prognostic study / Risk factors Limits: Adolescent / Humans / Male Language: English Journal: Rev. Assoc. Med. Bras. (1992) Year: 2017 Type: Article Affiliation country: Portugal Institution/Affiliation country: Instituto Politécnico de Coimbra/PT

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Full text: Available Index: LILACS (Americas) Main subject: Swimming / Basketball / Exercise / Martial Arts / Ventricular Remodeling / Athletes / Hockey Type of study: Observational study / Prevalence study / Prognostic study / Risk factors Limits: Adolescent / Humans / Male Language: English Journal: Rev. Assoc. Med. Bras. (1992) Year: 2017 Type: Article Affiliation country: Portugal Institution/Affiliation country: Instituto Politécnico de Coimbra/PT