Table 2 WOMAC scores at baseline, 8 weeks, 6 months and 12 months
| Â | BL | 8 wks | 6 mths | 12 mths | F (df) | p-value | Change at 12 mths Mean (95% CI) | Effect size (d) |
|---|---|---|---|---|---|---|---|---|
WOMAC | Â | Â | Â | Â | Â | Â | Â | Â |
Pain (0 to 20) | 7.91 (0.46) | 6.57 (0.36) | 6.30 (0.39) | 5.95 (0.46) | 11.01(3,201) | < 0.001 | 1.95 (1.1 to 2.7) | 0.5 |
Stiffness (0 to 8) | 3.88 (0.21) | 3.16 (0.19) | 3.19 (0.17) | 3.13 (0.19) | 6.19(3,201) | < 0.001 | 0.75 (0.3 to 1.1) | 0.4 |
Function (0 to 68) | 24.98 (1.41) | 20.66 (1.28) | 19.86 (1.37) | 19.63 (1.44) | 10.02(3,201) | < 0.001 | 5.35 (2.8 to 7.8) | 0.4 |
Total (0 to 96) | 36.77 (1.94) | 30.29 (1.66) | 29.39 (1.84) | 28.72 (2.00) | 12.25(3,201) | < 0.001 | 8.06 (4.6 to 11.4) | 0.5 |