Dartmouth COOP
| Dartmouth COOP domains* | Pre n=40 | Post n=40 |
| Physical fitness | 4 | 3 |
| Feelings | 1 | 1 |
| Daily activities | 3 | 2 |
| Social activities | 1 | 1 |
| Pain | 4 | 3 |
| Change in health | 3 | 1–2 |
| Overall health | 4 | 3 |
| Social support | 1 | 1 |
| Quality of life | 3 | 2 |
All values are frequencies per response category.
*Higher scores in COOP (range 1–5) indicate worse health-related quality of life.