A correlation between daily walking steps measured by a smartwatch and functional outcomes after total knee arthroplasty
- Conditions
- Knee osteoarthritis
Recruitment & Eligibility
- Status
- Enrolling by invitation
- Sex
- All
- Target Recruitment
- 102
Inclusion Criteria
1. primary knee osteoarthritis according to American Rheumatology Association criteria 1986
2. Grade 3 to 4 according to Kellgren and Lawrence classification
3. Failed conservative treatment
4. A patient is scheduled for unilateral total knee arthroplasty
5. A patient can use a smartwatch
Exclusion Criteria
1. Limb weakness which motor power less than grade V
2. History of arthroplasty on an affected limb, implant fixation on unaffected limb, spinal surgery
3. Post-operative complication in 12 months following up, for example fracture, prosthetic joint infection, and deep vein thrombosis
4. Psychiatric disorder, Dementia
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method daily walking steps pre-operative visit and post-operative visit (3 months and 6 months following up) a smartwatch,knee functional outcomes pre-operative visit and post-operative visit (3 months and 6 months following up) KOOS, OKS, and 6MWT
- Secondary Outcome Measures
Name Time Method daily walking steps 6 months following up a smartwatch,knee functional outcomes 6 months following up KOOS, OKS, and 6MWT