Journal article

An Investigation of Factors Associated With Head Impact Exposure in Professional Male and Female Australian Football Players

Jonathan Reyes, Biswadev Mitra, Andrew McIntosh, Patrick Clifton, Michael Makdissi, Jack VK Nguyen, Peter Harcourt, Teresa S Howard, Peter A Cameron, Jeffrey V Rosenfeld, Catherine Willmott



BACKGROUND: Exposure to head acceleration events (HAEs) has been associated with player sex, player position, and player experience in North American football, ice hockey, and lacrosse. Little is known of these factors in professional Australian football. Video analysis allows HAE verification and characterization of important determinants of injury. PURPOSE: To characterize verified HAEs in the nonhelmeted contact sport of professional Australian football and investigate the association of sex, player position, and player experience with HAE frequency and magnitude. STUDY DESIGN: Descriptive epidemiology study. METHODS: Professional Australian football players wore a nonhelmeted acceleromet..

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University of Melbourne Researchers


Awarded by National Health and Medical Research Council grant (Canberra, Australia)

Funding Acknowledgements

This study was supported by a National Health and Medical Research Council grant (Canberra, Australia) (APP1133923, 2016), the Alfred Trauma Service (ATS), and the Australian Football League (AFL). The X2 Biosystems X-Patch devices were purchased on a commercial basis, and no author has any financial interest in the product or distributor of the product. The ATS worked with the investigator team to provide oversight of the project and stakeholder management. The Turner Institute for Brain and Mental Health also provided in-kind support across the course of this study, including research accounting support, high-level stakeholder engagement, attendance at investigator meetings as required, and a research assistant. The AFL provided direct funding to cover the costs of research assistant salaries as well as in-kind support in the form of AFL staff time to educate investigators in relation to current AFL concussion management processes, attend investigator meetings, assist with access to participating clubs, and assist in manuscript preparation. AOSSM checks author disclosures against the Open Payments Database (OPD). AOSSM has not conducted an independent investigation on the OPD and disclaims any liability or responsibility relating thereto.