Placebo n= 20 Mean (SD) | Hyaluronan n=22 Mean (SD) | p value | |
---|---|---|---|
Total WOMAC index | -5.6 (21.2) | -23.9 (17.9) | 0.044 |
Pain WOMAC subscale | -11.2 (21.0) | -21.7 (25.9) | 0.307 |
Stiffness WOMAC subscale | -2.2 (40.3) | -22.4 (22.5) | 0.081 |
Functional capacity WOMAC subscale | -4.4 (18.8) | -24.7 (18) | 0.019 |