Table 3 Patient-reported outcome measures and clinical assessments

Patient-reported outcome measures (PROM)

 1. Socio-demographics

x

 2. Self-reported comorbidity

x

 3. Health-related Quality of life (EQ-5D-5L)

x

x

x

x

 4. Brief Pain Inventory (BPI)

x

x

x

x

 5. Knee Injury and Osteoarthritis Outcome Score (KOOS)

x

x

x

x

 6. Forgotten Joint Score (FJS-12)

x

x

x

x

 7. Fear-Avoidance Belief Questionnaire (FABQ)

x

x

x

x

 8. Pain Catastrophizing Scale (PCS)

x

x

x

x

 9. Patient-acceptable symptom state (PASS)

x

x

x

 10. Treatment failure

x

x

x

 11. Global Perceived Effect (GPE)

x

x

x

 12. Locus of Control Scale

x

x

x

x

 13. Pittsburgh Sleep Quality Index

x

x

x

x

 14. Physical activity (SoC^a, HUNT^b 2)

x

x

x

x

 15. Hospital Anxiety and Depression Scale (HADS)

x

x

x

x

Clinical assessments

 16. ActiGraph GT3X-BT Activity monitor

x

x

x

 17. The 40-meter Fast-paced Walk Test

x

x

x

x

 18. The Stair Climb Test

x

x

x

x

 19. 30-second sit-to-stand test

x

x

x

x

 20. Range of Motion (ROM)

x

x

x

x

 21. Body Mass Index (BMI)

x

x

x

x

 22. X-rays

x

x