1. Hip Arthroscopy Australia , 21 Erin Street, Richmond, VIC 3121, Australia
2. Department of Health Professions, Faculty of Health, Arts and Design, Sports & Musculoskeletal Physiotherapist, Australian Sports Physiotherapy, Swinburne University of Technology, Hip Arthroscopy Australia , 21 Erin Street, Richmond, VIC 3121, Australia
3. Department of Health Sciences and Biostatistics, School of Health, Swinburne University of Technology , PO Box 218, Hawthorn, VIC 3122, Australia
4. Department of Orthopaedic Surgery, University of Warwick, University Hospitals of Coventry and Warwickshire NHS Trust, Clifford Bridge Road, Coventry CV2 2DX , UK
5. Department of Orthopaedics, Swinburne University of Technology , PO Box 218, Hawthorn, VIC 3122, Australia