The Study of Physical Activity Rewards After Knee Surgery (SPARKS)
Osteoarthritis, Degenerative Joint Disease
About this trial
This is an interventional supportive care trial for Osteoarthritis focused on measuring Osteoarthritis, Total Knee Replacement, total Knee Arthroplasty, Post-operative recovery TKR, Physical Activity, Motivational Interviewing, Financial Incentives
Eligibility Criteria
Inclusion Criteria:
- Scheduled to undergo primary TKA at BWH
- Osteoarthritis is the principal underlying diagnosis
- Age >=40 at the projected date of TKA
- English-speaking
- Willing and able to access the internet to complete study related questionnaires
Exclusion Criteria:
- Osteoarthritis is not the principal underlying diagnosis (e.g. inflammatory arthritis)
- Dementia (can not fill out forms)
- Psychological issues that preclude participation, as identified by participating surgeons
- Does not have access to a computer and/or the internet.
- Non-English speaker (instruments are not validated in Spanish); very few non-English speakers (<5%) are otherwise eligible
- Age <40 at the projected date of TKA (TKA is usually due to major trauma, juvenile onset or congenital disease)
- Lives in a nursing home (difficult to track costs)
- Implantation of Unicompartamental Knee Arthroscopy (different clinical features and different costs)
- Bilateral TKA in same admission (simultaneous), staged or within 6 months
- Uses a wheelchair or walker to ambulate
- Has been told by a physician that he/she has a heart condition and should only do physical activity recommended by a doctor
- Has pain in his/her chest when doing physical activity
- Loses balance because of dizziness
- Loses consciousness
- Unable/unwilling to wear Fitbit® accelerometer for 5 or more days during baseline visit
Sites / Locations
- Brigham and Women's Hospital
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
No Intervention
Active Comparator
Active Comparator
Active Comparator
Usual Care
Motivational Interviewing (MI)
Financial Incentives (FI)
Motivational Inverterviewing (MI) + Financial Incentives (FI)
Participants randomized to the Usual Care group will receive the current standard post-operative TKR care.
Participants randomized to the MI Intervention group will receive up to 14 telephone calls from a Health Educator for 9 months post-TKR.
Participants randomized to the FI Intervention group will receive financial incentives for completing physical activity logs weekly/bi-weekly and achieving pre-specified physical activity goals over the course of the study.
Participants randomized to the FI + MI Intervention group will receive financial incentives for completing physical activity logs weekly/bi-weekly and achieving pre-specified physical activity goals as well as receive up to 14 telephone calls from a Health Educator for 9 months post-TKR.