Reliability and variability of step mechanics in Rugby Union: A comparison between forwards and backs

Jessica A. Calderbank^{1, 2} *, Paul A. Jones¹, Thomas Dos’Santos³, Andrew Jibson², Robert A. Simpson², James E. Burns^{1, 2
1}Department of Sport, Exercise and Physiotherapy, University of Salford, Frederick Road, Salford, Greater Manchester, England, UK
²Sale Sharks Rugby Club, Carrington Lane, Carrington, Manchester, England, UK
³Department of Sport and Exercise Science, Manchester Metropolitan University, Manchester, England, UK