O presente estudo verificou a confiabilidade do sistema baseado em câmeras de alta velocidade (CAV-Kinovea) na avaliação da resistência de força explosiva de membros inferiores em atletas. Onze atletas masculinos de voleibol (21.8 ± 2.9 anos de idade; 186.3 ± 6.2 cm and 82.3 ± 11.0 kg) participaram do teste de saltos verticais de contexto intermitente em dois dias. O teste foi filmado e posteriormente analisado no software Kinovea 0.8.15 para obter as variáveis de potência pico e média. Para determinar a confiabilidade, utilizou-se o coeficiente de correlação intraclasse, o erro típico de medidas e os gráficos de Bland-Altman. O método apresentou valores satisfatórios para as correlações inter e intra-classe (˃0,88). Os valores do erro típico de medida apresentados na análise interavaliadores foram 0,95 W.kg-1 e 0,59 W.kg-1 para potência pico e média, respectivamente. Nas análises intra-avaliação, os valores do erro típico de medida foram 7,02 W.kg-1 e 5,66 W.kg-1 (testereteste) e 1,59 W.kg-1 e 0,24 W.kg-1 (duplicados de vídeos ) para potência pico e média, respectivamente. O sistema CAVKinovea é confiável para avaliar as variáveis da resistência de força explosiva em atletas.

The present study verified the reliability of the high-speed camera-based system (HSC-Kinovea) in the lower-limb explosive strength endurance assessment in athletes. Eleven male volleyball players (21.8 ± 2.9 years; 186.3 ± 6.2 cm and 82.3 ± 11.0 kg) participated in the intermittent vertical jumping test in two days. The test was filmed and later analyzed using Kinovea 0.8.15 software to obtain the mean and peak power variables. Regarding reliability, the intra-class correlation coefficient, the typical error of measurements, and Bland-Altman plots were used. The method presented satisfactory values for inter and intra-class correlations (˃ 0.88). The typical values error of measurement presented in the inter-rater analysis was 0.95 W.kg-1 and 0.59 W.kg-1 for the peak and the mean power, respectively. In the intra-assessment analyses, the typical measurement error values were 7.02 W.kg-1 and 5.66 W.kg-1 (test-retest) and 1.59 W.kg-1 and 0.24 W.kg-1 (duplicates videos) for peak and average power, respectively. The HSC-Kinovea system is reliable for assessing the variables of the explosive strength endurance in athletes.

Carlos Gilberto de Freitas-Junior, P.P.P. (2021). Reliability of the high-speed camera-based system (hsc-kinovea) for lower-limb explosive strength endurance assessment in athletes | Confiabilidade do sistema de cÂmera de alta velocidade (cav-kinovea) para avaliacao da resistencia de forca explosiva de membros inferiores em atletas. JOURNAL OF PHYSICAL EDUCATION, 32(1), 1-8 [10.4025/jphyseduc.v32i1.3220].

Reliability of the high-speed camera-based system (hsc-kinovea) for lower-limb explosive strength endurance assessment in athletes | Confiabilidade do sistema de cÂmera de alta velocidade (cav-kinovea) para avaliacao da resistencia de forca explosiva de membros inferiores em atletas

Dalton de Lima-Junior;
2021

Abstract

The present study verified the reliability of the high-speed camera-based system (HSC-Kinovea) in the lower-limb explosive strength endurance assessment in athletes. Eleven male volleyball players (21.8 ± 2.9 years; 186.3 ± 6.2 cm and 82.3 ± 11.0 kg) participated in the intermittent vertical jumping test in two days. The test was filmed and later analyzed using Kinovea 0.8.15 software to obtain the mean and peak power variables. Regarding reliability, the intra-class correlation coefficient, the typical error of measurements, and Bland-Altman plots were used. The method presented satisfactory values for inter and intra-class correlations (˃ 0.88). The typical values error of measurement presented in the inter-rater analysis was 0.95 W.kg-1 and 0.59 W.kg-1 for the peak and the mean power, respectively. In the intra-assessment analyses, the typical measurement error values were 7.02 W.kg-1 and 5.66 W.kg-1 (test-retest) and 1.59 W.kg-1 and 0.24 W.kg-1 (duplicates videos) for peak and average power, respectively. The HSC-Kinovea system is reliable for assessing the variables of the explosive strength endurance in athletes.
2021
Carlos Gilberto de Freitas-Junior, P.P.P. (2021). Reliability of the high-speed camera-based system (hsc-kinovea) for lower-limb explosive strength endurance assessment in athletes | Confiabilidade do sistema de cÂmera de alta velocidade (cav-kinovea) para avaliacao da resistencia de forca explosiva de membros inferiores em atletas. JOURNAL OF PHYSICAL EDUCATION, 32(1), 1-8 [10.4025/jphyseduc.v32i1.3220].
Carlos Gilberto de Freitas-Junior, Pedro Pinheiro Paes, Leonardo de Sousa Fortes, Alessandro José da Silva, Manoel da Cunha Costa, Dalton de Lima-Juni...espandi
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11585/945208
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