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Influence of symptoms on daily activity (KOS-ADL)
| I do not have the symptom | I have the symptom, but it does not affect my activity | The symptom affects my activity slightly | The symptom affects my activity moderately | The symptom affects my activity severely | The symptom prevents me from all daily activity | |
|---|---|---|---|---|---|---|
| Pain | 10 | 4 | 4 | 1 | 1 | 0 |
| Stiffness | 13 | 3 | 3 | 1 | 0 | 0 |
| Swelling | 13 | 4 | 2 | 1 | 0 | 0 |
| Slipping | 11 | 4 | 3 | 3 | 0 | 0 |
| Buckling | 14 | 2 | 2 | 2 | 0 | 0 |
| Weakness | 18 | 1 | 1 | 0 | 0 | 0 |
