Karlsson scoring scale
| Category | Degree | Score |
|---|---|---|
| Pain | None | 20 |
| During exercise | 15 | |
| Walking on uneven surface | 10 | |
| Walking on even surface | 5 | |
| Constant (severe) | 0 | |
| Swelling | None | 10 |
| After exercise | 5 | |
| Constant | 0 | |
| Instability (subjective) | None | 15 |
| Walking on uneven ground | 10 | |
| Walking on even ground | 5 | |
| Constant (severe) using ankle support | 0 | |
| Stiffness | None | 5 |
| Moderate (morning, after exercise) | 2 | |
| Marked (constant, severe) | 0 | |
| Stair climbing | No problems | 10 |
| Impaired (instability) | 5 | |
| Impossible | 0 | |
| Running | No problems | 10 |
| Impaired | 5 | |
| Impossible | 0 | |
| Work activities | Same as before injury | 15 |
| Same work, less sports, normal leisure activities | 10 | |
| Lighter work, no sports, normal leisure activities | 5 | |
| Severely impaired work, decreased leisure activities | 0 | |
| Support | None | 5 |
| Ankle support during exercise | 2 | |
| Ankle support during daily activities | 0 |