Number of domains and instruments used in clinical trials of 4 different medications.
| Medication | A | B | C | D |
|---|---|---|---|---|
| Pain | > 1 | > 1 | > 1 | > 1 |
| Patient global | 1 | 1 | 1 | 1 |
| Fatigue | > 1 | > 1 | > 1 | > 1 |
| Multidimensional function | > 1 | > 1 | > 1 | 1 |
| Sleep | 1 | > 1 | 1 | >1 |
| Depression | > 1 | > 1 | > 1 | > 1 |
| Physical function | > 1 | > 1 | > 1 | > 1 |
| Tenderness | 1 | > 1 | 1 | 0 |
| Dyscognition | 1 | 0 | 0 | 0 |
| Anxiety | 1 | > 1 | > 1 | > 1 |
| Stiffness | 1 | 1 | 1 | 0 |