Evaluation of patients before and after knee arthroplasty regarding balance, function and quality of life. Comparison of total and unicompartmental knee arthroplasty. Comparison of the primary outcome parameter and selected secondary outcome parameters to healthy controls.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
DOUBLE
Enrollment
150
Comparison of TKA, UKA and healthy controls in relation to balance, function and QOL
Kepler University Hospital
Linz, Austria
RECRUITINGCenter of pressure track (COPT)
Posturographic Parameter
Time frame: Before surgery
Center of pressure track (COPT)
Posturographic Parameter
Time frame: Day 3-7 after surgery
Center of pressure track (COPT)
Posturographic Parameter
Time frame: 3 months after surgery
Center of pressure track (COPT)
Posturographic Parameter
Time frame: 1 year after surgery
Functional reach test
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Timed up and go - test
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Knee Injury and Osteoarthritis Outcome Score
Scale: Points, Minimum: 0, Maximum: 100, higher score means better outcome
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
EQ-5D - Score
Scale: Points, Minimum: 1, Maximum: \<0, higher score means better outcome
Time frame: Before surgery; 1 year after surgery
10 m Walking test
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
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WOMAC Score
Scale: Points, Minimum: 0, Maximum: 240, higher score means worse outcome
Time frame: Before surgery; 1 year after surgery, higher score means better outcome
Forgotten Joint Score
Scale: Points, Minimum: 0, Maximum: 100, higher score means better outcome
Time frame: Before surgery; 1 year after surgery
Oxford Knee Score
Scale: Points, Minimum: 12, Maximum: 60, higher score means worse outcome
Time frame: Before surgery; 1 year after surgery
Knee Society Score
Scale: Points, Minimum: 0, Maximum: 100, higher score means better outcome
Time frame: Before surgery; 1 year after surgery
The University of California at Los Angeles Activity Score
Scale: Points, Minimum: 1, Maximum: 10, higher score means better outcome
Time frame: Before surgery; 1 year after surgery
Area of Sway
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Frequency of Sway
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Harmony Index
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Stability energy
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Movement control
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Feedback (visual, somatosensoric, vestibular)
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Weight Distribution Index
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery
Fulfillment of Tests
Posturographic Parameter
Time frame: Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery