Table 4.
Tukey’s post hoc analysis comparing changes in the outcome measures across time (P-value)
| Outcome measure | Pretest versus posttest | Posttest versus follow-up | Pretest versus follow-up |
|---|---|---|---|
| VAS, 0–10 | 0.0001 | 0.93 | 0.0001 |
| WOMAC, 0–240 | 0.0001 | 0.36 | 0.0001 |
| 10 MW, seconds | 0.0001 | 0.27 | 0.008 |
| Stair, seconds | 0.0007 | 0.23 | 0.14 |
| TUG, seconds | 0.0001 | 0.03 | 0.013 |
| W-MVIC, kg | 0.001 | 0.0001 | 0.66 |
Abbreviations: VAS, visual analog scale; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index; 10 MW, 10m walk test; TUG, timed up and go test; W-MVIC, maximal voluntary isometric contractions normalized to subject’s weight.