This study aims to estimated the change of the steps of daily life of osteoarthritis patients before and in 6 weeks, 3 months, 6 months, 1 year after the total knee arthroplasty (TKA) through a kind of activity tracker: Fitbit ONE.
A total of 100 participants who will receive total knee arthroplasty will be recruited in this study. Fitbit ONE, the activity tracker, will be used for all of them to monitor the daily steps during the rehabilitation, to be exact, before and at 6 weeks, 3 months, 6 months, 1 year after TKA. Moreover, pain score, self reported questionnaire will also be estimated at those time points.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
100
Activity tracker, Fitbit One, will be used for a week to evaluate the steps of daily life before the surgery and at the time of follow up.
The change of steps of daily life
steps
Time frame: before operation and 6 weeks, 3 months, 6 months, 1 year after operation
The change of pain score
Visual Analogue Scale of pain is a scale to estimate pain, and its score ranges from 0 to 10. The higher the score is, the more severe pain the patient is feeling.
Time frame: before operation and 6 weeks, 3 months, 6 months, 1 year after operation
The change of knee joint symptoms.
The Western Ontario and McMaster Universities Osteoarthritis Index(WOMAC),and its score ranges from 0 to 96. The higher the score is, the more severe symptoms the patient is feeling.
Time frame: before operation and 6 weeks, 3 months, 6 months, 1 year after operation
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