Instrument | Abbreviation | Domain | Scale/subscale reliability (Cronbach’s α) | Interpretationa | Baseline | Week 1 | Week 3 | Week 6 |
---|---|---|---|---|---|---|---|---|
Demographic Questionnaire | DEMO | Sociodemographic and clinical characteristics | N/A | N/A | X | |||
Pain Catastrophizing Scale | PCS | Pain catastrophizingb | Total score 0.75 Rumination 0.87 Magnification 0.60 Helplessness 0.79 | Low | X | X | X | X |
Brief Pain Inventory | BPI | Pain interference and severity | Interference 0.89–0.92 Severity 0.80–0.87 | Low | X | X | X | X |
Patient Health Questionnaire–9 items | PHQ-9 | Depression | Total score 0.87 | Low | X | X | X | X |
Patient-Reported Outcome Measurement Information System | PROMIS | Physical and psychological health | Mental and physical 0.73–0.96 | High | X | X | X | X |
Mindful Awareness Attention Scale | MAAS | Mindfulness | Total score 0.87 | High | X | X | X | X |