1 Barwon Centre for Orthopaedic Research and Education (B-CORE), St John of God Hospital Geelong, Barwon Health and Deakin University, Geelong, Victoria, Australia.
2 Australian Orthopaedic Association National Joint Replacement Registry (AOANJRR), Adelaide, South Australia, Australia.
3 South Australian Health and Medical Research Institute (SAHMRI), Adelaide, South Australia, Australia.
4 Department of Surgery, Epworth Healthcare, The University of Melbourne, Melbourne, Victoria, Australia.
5 Department of Musculoskeletal Health and Clinical Epidemiology, School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria, Australia.