Table 4.
Comparison of the Western Ontario and McMaster universities osteoarthritis index (WOMAC) scores (n = 30).
| WOMAC Index | Experimental Group (n = 15) | Control Group (n = 15) | t | p |
|---|---|---|---|---|
| WOMAC Pain | ||||
| pretest | 138.87 ± 4.07 | 12.13 ± 2.67 | ||
| posttest | 7.00 ± 3.68 | 8.53 ± 3.14 | ||
| Pre-post | 6.87 ± 4.29 | 3.60 ± 2.53 | 2.540 | 0.017 |
| t (p) | 6.198 (0.000) | 5.511 (0.000) | ||
| WOMAC Stiffness | ||||
| pretest | 5.80 ± 1.42 | 5.07 ± 1.10 | ||
| posttest | 3.13 ± 1.60 | 3.80 ± 1.66 | ||
| Pre-post | 2.67 ± 1.11 | 1.27 ± 1.67 | 2.705 | 0.012 |
| t (p) | 9.282 (0.000) | 2.942 (0.011) | ||
| WOMAC Physical function | ||||
| pretest | 53.73 (6.64) | 49.33 ± 6.44 | ||
| posttest | 30.00 ± 9.96 | 34.67 ± 13.03 | ||
| Pre-post | 23.73 ± 7.73 | 14.67 ± 12.20 | 2.431 | 0.022 |
| t (p) | 11.888 (0.000) | 4.657 (0.000) | ||
p < 0.05, Mean ± SD; WOMAC = the Western Ontario and McMaster universities osteoarthritis index.