Correlation between symptoms of knee OA and tibial cartilage volume at baseline
| Correlation coefficient* | p Value | |
|---|---|---|
| *Spearman’s correlation coefficient; †WOMAC pain, stiffness, and function subscales (higher score indicates worse symptoms); ‡results of SF-36 standardised to Australian normal values (lower score indicates worse function). | ||
| Pain† | −0.17 | 0.05 |
| Stiffness† | −0.16 | 0.08 |
| Function† | −0.20 | 0.03 |
| Physical function‡ | 0.07 | 0.42 |
| Mental function‡ | −0.12 | 0.18 |