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Analysis of video review during official judo matches: effects on referee’s decision and match results

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  • Rafael Lima Kons
  • Marina Saldanha Da Silva Athayde
  • Bayram Ceylan
  • Emerson Franchini
  • Daniele Detanico

Abstract

This study aimed to describe the frequency of video review (VR) used during international judo matches. The duration and time of VR occurrence and the effect of VR on subsequent referee’s decisions and match outcomes were investigated. Video recordings from the matches in which the VR was used in the 2020 Grand Slams (n = 122) were analysed. The main results showed most VR occurrences were from 1 to 2 min for female athletes (p = 0.03). Lightweight categories in both male and female groups showed the highest frequency of VR (37.3%). No significant differences were detected for VR duration and time when VR occurred considering sex and weight categories (p = 0.91, p = 0.26, respectively). A significant association was found between the type of action and the referee’s decision (p

Suggested Citation

  • Rafael Lima Kons & Marina Saldanha Da Silva Athayde & Bayram Ceylan & Emerson Franchini & Daniele Detanico, 2021. "Analysis of video review during official judo matches: effects on referee’s decision and match results," International Journal of Performance Analysis in Sport, Taylor & Francis Journals, vol. 21(4), pages 555-563, July.
    • Handle: RePEc:taf:rpanxx:v:21:y:2021:i:4:p:555-563
    DOI: 10.1080/24748668.2021.1926165
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