hip artroplasty hipprothesis knee artroplasty kneeprothesis
Conditions
Interventions
None listed
Sponsors
Rijnland Ziekenhuis
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: All patients scheduled for THA or TKA and are taking part in the LOAS study (minimum of 178 THA patients and 178 TKA patients with hip or knee osteoarthritis, our aim is 200 patients in each group) are eligible for the present study.
Exclusion criteria
Exclusion criteria:
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Assesments will be done at baseline (pre-operatively) and one year postoperative, Main outcome parameters are: - FOAS - FFI - extra questions will evaluate multi-joint involvement, foot and ankle complaints and the presence of comorbidities like polyneuropathy. Also the use of orthopaedic insoles or modified/custom-made shoes and previous trauma will be asked Besides patients will be asked for additional preoperative basic foot and ankle radiographic examination. These X-rays are done at the preoperative visit and will consist of an anterior-posterior view, a lateral view and a Mortise-view of each foot. Foot and ankle X-rays are scored using the Kellgren and Lawrence score. Moreover all patients will have physical foot and ankle examination on the attendance of signs of osteoarthritis by the presences of clavus, hammer-toes or hallux valgus. | — |
Secondary
| Measure | Time frame |
|---|---|
| Secundary parameters are the LOAS questionnaires: Knee or hip functioning (HOOS/KOOS and Oxford Hip/Knee Score, Knee instability questionnaire); physical activity (Sport, hobbies and volunteering questionnaire and Dutch Norm of Healthy Exercise / Fitstandard, accelerometer); work status; Quality of life (SF-12 and EQ-5D); patient satisfaction; health care usage; radiological outcome (post-operative femorotibial angle (knee) and alignment of the stem and inclination of the cup (Hip) and post-operative complications. Determinants of outcome are: sociodemographic characteristics (age, sex); comorbidities (comorbidity questionnaire, Charnley classification and ASA classification); frailty (>70 years of age: Groningen Frailty Index); pre-operative use of pharmacological and non-pharmacological treatment for hip or knee pain; outcome expectations (the New York Hospital for Special Surgery Questionnaire); | — |
Countries
Netherlands
Outcome results
None listed