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Table 3 Primary and secondary outcome measures
| Primary Outcomes | Measurement | Follow up |
|---|---|---|
| Shoulder pain and disability index (SPADI) | 13 items (5 for pain, 8 for function) scored on a 100 mm visual analogue scale | baseline; 5 weeks; 3, 12 months |
| Patients' global impression of change | Ordinal scale (1-much worse, 2-slightly worse, 3-no change, 4-slightly better, 5-much better) | 5 weeks; 3, 12 months |
| Secondary Outcomes | Measurement | Follow up |
| Generic patient-specific scale | 11 point visual numeric rating scale (end descriptors of 0 = impossible to do, 10 = no difficulties at all) | baseline; 5 weeks; 3, 12 months |
| Average weekly pain score | 11 point visual numeric rating scale (end descriptors of 0 = no pain, 10 = worst pain possible) | baseline; 5 weeks; 3 months |
| Patients' satisfaction with treatment | 11 point visual numeric rating scale (end descriptors of 0 = completely dissatisfied, 10 = completely satisfied) | 5 weeks |
| Kinesiophobia/Fear avoidance beliefs | Modified fear avoidance beliefs questionnaire (FABQ) | Baseline |
| Catastrophizing | Pain catastrophizing scale (PCS) | Baseline |
| Patients' expectancies of treatment effect | One modified question from the Credibility/Expectancy Questionnaire (CEQ) | Baseline |
| Compliance | Shoulder log book: Attention of treatment sessions and completion and frequency of home exercises | 5 weeks; 3, 12 months |
| Costs | Cost diary: Disease specific healthcare utilization, days of sick leave, drug use, paid help | 5 weeks; 3, 12 months |
