Anticipatory effects on side-step cutting biomechanics in Women’s Australian Football League players

Autor: Brett Johnson, Richard Page, Aaron Fox, Jason Bonacci, Stephen D Gill, Tess Rolley, Meghan Keast, Tom Reade, Julian Stella
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: BMJ Open Sport & Exercise Medicine, Vol 9, Iss 2 (2023)
Druh dokumentu: article
ISSN: 2055-7647
DOI: 10.1136/bmjsem-2023-001587
Popis: Objectives Reactive side-step cutting manoeuvres are linked to anterior cruciate ligament (ACL) injuries in Women’s Australian Football League (AFLW) matches. We explored knee joint moments and ground reaction forces (GRFs) in AFLW players when performing anticipated and unanticipated side-stepping.Methods Sixteen AFLW players (age=25.3±4.2 years; height=1.71±0.06 m; mass=68.4±4.7 kg) completed anticipated and unanticipated side-stepping trials during which full-body three-dimensional kinematics and kinetics were recorded. One-dimensional statistical parametric mapping paired t-tests were used to compare three-dimensional knee moments during weight acceptance and GRFs during the stance phase between anticipated and unanticipated conditions.Results Unanticipated side-stepping incurred lower knee flexion (18%–39% of stance, p
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