A Randomised Single Centre Study to Compare the Long-term Performance of 4 Designs of the DePuy Ultima LX Stem in Primary Total Hip Replacement

Inclusion Criteria: Current indications for primary total hip arthroplasty utilising a cemented femoral component. These include pain, deformity and loss of function which are not responsive to medical treatment Exclusion Criteria: i) Revision Total Hip Arthroplasty ii) Rheumatoid arthritis iii) Age greater than 80 years at time of surgery iv) Age less than 60 years at time of surgery v) Previous hip joint sepsis vi) Obesity vii) Patient likely to remain housebound once rehabilitation is complete