Affiliation: | a SpR Trauma and Orthopaedics, Wythenshawe Hospital, 62 St Werburgh's Road, Chorlton, Manchester M21 0TJ, UK b SHO Orthopaedics, Wythenshawe Hospital, Manchester, UK c Medical Statistics, Wythenshawe Hospital, Manchester, UK d Consultant Orthopaedic Surgeon, Wythenshawe Hospital, Manchester, UK |