Table 3.
Data-collection visits
| Measurements | PSV | SV1 | SV2 | RV | FU6 | FU12 | FU18 |
|---|---|---|---|---|---|---|---|
| randomization |
|
|
|
x |
|
|
|
| informed consent |
|
x |
|
|
|
|
|
| eligibility questionnaire |
x |
|
|
|
|
|
|
| medical history |
xc |
x |
|
|
x |
x |
x |
| WOMAC |
|
x |
x |
|
x |
x |
x |
| PASE scale |
|
x |
|
|
x |
x |
x |
| MoCA |
|
x |
|
|
x |
x |
x |
| CES-D |
|
x |
|
|
x |
x |
x |
| SF-36 (general health, quality life) |
|
x |
|
|
x |
x |
x |
| Self Efficacy |
|
x |
|
|
x |
x |
x |
| 6-min walk |
|
x |
|
|
x |
x |
x |
| Demographics |
|
x |
|
|
|
|
|
| Brief physical exam |
|
x |
|
|
|
|
|
| Medication Form |
|
x |
|
|
x |
x |
x |
| Knee A-P x-ray |
|
x |
|
|
|
|
x |
| Knee x-ray skyline view |
|
x |
|
|
|
|
|
| Full length lower extremity x-ray |
|
x |
|
|
|
|
|
| height |
xc |
x |
|
|
|
|
|
| weight |
xc |
x |
|
|
x |
x |
x |
| Waist/Hip circumference |
|
|
x |
|
x |
x |
x |
| DXA |
|
|
x |
|
|
|
x |
| CT scans: thigh |
|
|
|
x |
|
|
x |
| Biomarkers: blood |
|
|
|
x |
|
|
x |
| Biomarkers: urine |
|
|
|
x |
x |
|
x |
| Gait Analysis |
|
|
x |
|
x |
|
x |
| Muscle function tests: Power, Strength | x | x | x | x |