[The impact of a case management approach for total hip and knee arthroplasty patients].

The primary goal of this research was to evaluate the impact of introducing a case management approach for total hip (THA) and knee (TKA) arthroplasty patients, on the number of complications, visits to the emergency clinic and readmissions, as well as on length of stay (LS). The period covered by this retrospective study was fiscal 1999-2000. Subjects were divided into an experimental group, with the case management, and a control group receiving the usual care.