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Questionnaires for primary and secondary outcome measurements
| Primary outcome measurements | ||
| Perceived recovery | - | Likert scale |
| Functional disability | - | Kujala Patellofemoral Scale |
| Pain Severity | - | Numerical Rating Scale (NRS) |
| Secondary outcome measurements | ||
| Direct medical costs | - | Healthcare consumption |
| Productivity costs | - | PRODISQ |
| Health(improvement) | - | EuroQol |
