Occurrence of Injuries in Different Phases of Judo Matches: Analysis Based on International Competitions.

Background: The specificity of the technical actions that are performed in judo may be dependent on and vary during particular phases of the combat, thus possibly impacting injury prevalence. Therefore, towards the betterment of athletes' safety and considering the importance of the issue of injury prevention in judo, the main goal of this study was to identify the injury occurrence during respective combat phases, i.e., the (a) first half, (b) second half, (c) last minute, and (d) golden score.

Methods: A total of 26,862 elite judo athletes, including 15,571 men and 11,291 women, participated in the study. The subjects competed in 128 international tournaments of the European Judo Union (EJU) in 2005-2020. The EJU medical questionnaire was utilized to gather information from each injured athlete according to the aforementioned inclusion criteria.

Results: Several statistically significant relationships were found between the differences in the number of injuries between particular combat phases and the athlete's sex.

Conclusions: A significantly higher number of injuries occurred during the combined second half and the last minute of the judo combat. Males suffered more injuries during the first and second half of the combat compared to females, however, during the last minute of the combat, the number of injuries was greater among women.