Table 1 Outcomes measures
Domain | Measures | Time points (months) | |
|---|---|---|---|
Primary | Pain & Disability | Roland & Morris Questionnaire (Roland 1983) | 0, 3, 6, 12 |
Pain | Von Korff Scale (Von Korff 1992) | 0, 3, 6, 12 | |
Secondary | Occupational and other limitations | Numbers of days off work, reduced activity and bed rest | 0, 3, 6, 12 |
Health related quality of life inc physical & mental health | Short Form 12 version 2 (Ware 1996) | 0, 3, 6, 12 | |
Back Pain Beliefs | Fear avoidance scale (1st five items only)* (Waddell 1993) | 0, 3, 6, 12 | |
Self-efficacy | Pain self-efficacy questionnaire (Nicholas 2006) | 0, 3, 6, 12 | |
Satisfaction with treatment | Single item rating of satisfaction with treatment (Deyo et al 1998) | 12 | |
Economic analysis | Resource Use | Resource use questionnaire | 6, 12 |
Health related quality of life; time trade off score | EQ-5D (health utility) (EuroQol Group 1990) | 0, 6, 12 |