Baseline characteristics of the 132 study participants
| Characteristic | |
|---|---|
| *WOMAC pain, stiffness, and function subscales; †SF-36 components, standardised to Australian normal values; ‡two x ray results lost by subject after study entry, but before classification. | |
| Age years, mean (range) | 63.1 (41–86) |
| Sex, number of women (%) | 71 (54) |
| Body mass index (kg/m2), mean (range) | 28.8 (20.0–43.6) |
| Pain, mean (range)* | 82 (13–205) |
| Stiffness, mean (range)* | 40 (0–96) |
| Function, mean (range)* | 313 (42–711) |
| Physical function, mean (range)† | 38 (16–58) |
| Mental function, mean (range)† | 52 (16–58) |
| Kellgren and Lawrence grade, No (%)‡ | |
| I | 12 (9) |
| II | 58 (45) |
| III | 56 (43) |
| Tibial plateau area (μm2), mean (range) | 3450 (2280–5040) |