| Parameter | Baseline (N = 121) |
6 months (N = 113) |
12 months (N = 103) |
|---|---|---|---|
| No problems in walking | 47.9 | 73.5 | 72.8 |
| No problems in self-care | 74.4 | 91.2 | 90.3 |
| No problems in performing usual activitiesa | 36.7 | 58.4 | 65.0 |
| No pain/discomfortb | 31.4 | 61.9 | 63.7 |
| No anxiety/depression | 34.7 | 57.5 | 57.3 |
| VAS scores, mean ± SD | 55.1 ± 18.4 | 69.2 ± 15.9 | 71.0 ± 16.0 |