How much pain do you have walking on flat surface?

1. Joint Replacement - Activity Specific Functional ImprovementWe asked patients to rate their improvement in specific activities of daily living. Listed below are the results from four of the 24 questions asked. How much pain do you have walking on flat surface? What degree of difficulty do you have with light domestic activities? • Pre-operative: 46% mild or none • 6 months post-operative: 91% mild or none • Pre-operative: 17% mild or none • 6 months post-operative: 91% mild or none

2. Joint Replacement - Activity Specific Functional Improvement How much pain do you have going up and down stairs? What is the severity of your stiffness after first wakening in the morning? • Pre-operative: 20% mild or none • 6 months post-operative: 82% mild or none • Pre-operative: 17% mild or none • 6 months post-operative: 80% mild or none