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Changes in Physical Activity, Sleep and Knee Function After Same-Day Discharge Knee Arthroplasty
Sponsor: Turku University Hospital
Summary
The goal of this observational study is to examine changes in physical activity, sleep quality, knee extension and flexion strength, knee range of motion, and patient-reported outcomes before and after same-day discharge knee arthroplasty (SDD-KA). The study will also investigate whether these changes are associated with each other and with patient satisfaction. As a prespecified secondary aim, researchers will compare these outcomes between patients undergoing medial unicompartmental knee arthroplasty (UKA) and total knee arthroplasty (TKA). The main questions it aims to answer are: * How do physical activity, sleep quality, knee extension and flexion strength, knee range of motion, and patient-reported outcomes change following SDD-KA? * Are changes in these outcomes associated with each other and with patient satisfaction? * Are these outcomes different between patients undergoing medial UKA and TKA? Participants will: * Wear an accelerometer to measure physical activity and sleep before surgery, continuously from surgery to 3 months after surgery, and again for 2 weeks at 12 months after surgery * Complete questionnaires about knee function, sleep quality, pain, health-related quality of life, and satisfaction with surgery * Have knee muscle strength and active knee range of motion assessed before and 12 months after surgery * Attend follow-up assessments during the 12-month postoperative period
Official title: ORTOMOVE: Protocol for a Prospective Cohort Study Comparing Physical Activity, Sleep Quality and Patient-reported Outcomes Following Same- Day Discharge Knee Arthroplasty
Key Details
Gender
All
Age Range
Any - 80 Years
Study Type
OBSERVATIONAL
Enrollment
120
Start Date
2025-08-01
Completion Date
2029-02
Last Updated
2026-09-25
Healthy Volunteers
No
Conditions
Interventions
Medial unicompartmental knee arthroplasty (UKA)
Primary medial UKA performed as part of routine clinical care for knee osteoarthritis. The procedure is not assigned by the study.
Total knee arthroplasty (TKA)
Primary TKA performed as part of routine clinical care for knee osteoarthritis. The procedure is not assigned by the study.
Locations (2)
The UKK Institute for Health Promotion Research
Tampere, Finland
Turku University Hospital
Turku, Finland