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Differences in Judo Attack Systems Between Weight Categories

Journal of Science in Sport and Exercise 2023年第3期5卷 263-273页

作者： daniel brandão kashiwagura Javier Courel-Ibáñez Felipe brandão kashiwagura Marcus Fábio Agostinho Emerson Franchini Martial Arts and Combat Sports Research Group School of Physical Education and SportSport DepartmentUniversity of São PauloAv.Prof.Mello Morais65Cidade UniversitáriaSão PauloSP 05508-030Brazil Faculty of Sport Sciences University of MurciaMurciaSpain Brazilian Judo Confederation Rio de JaneiroBrazil

Purpose In judo,athletes compete based on weight categories,which are required to adapt the training process accordingly,but not enough research is present to understand their *** present study aimed to verify the differences in judo attack systems performed between the seven male weight categories in world-class *** A cohort of 5847 attack systems from 1106 international judo matches was *** Chi-square auto-matic interaction detector was used to identify the association between the variables tori approach(attacker),uke approach(defender),tori’s grip,stance and direction of *** The main results showed that:(1)the grip is the main predictor of attack systems;(2)laterality exerts a strong influence on attack systems;(3)the≤81 kg and>100 kg categories were differentiated by the use of unconventional grips;(4)the≤60 kg used more kenka-yotsu(opposite sides)right stance with the only Right Hand grip;(5)the≤81 kg category used more the ai-yotsu(same side)left stance with the only Left Hand *** The results reported from this study can help coaches and athletes in choosing the best technical-tactical actions when developing combat strategies.

关键词： Martial arts Decision tree Analysis Athletes Judoka Fight dynamics

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