Disability and evolution (i.e., worsening) over two years according to domains of disability, for subjects with recent knee arthroplasty (68 subjects) compared to those with recent hip arthroplasty (145 subjects) adjusted for age, sex, education, chronic conditions and probability of nonresponse.

Adjusted Odds ratio [Adj-OR] and 95% confidence interval [CI].
$The dependent variable is «reporting at least some difficulties» for each activity of daily living.
*The term worsening was used to assess overall worsening of walking-distance limitation.
Significant ORs are in bold.