Table 1 Summary of outcome measures used in this study
Type of measure | Range of scores | ||
|---|---|---|---|
Worst | Best | ||
EQ-5D | Preference based utility measure/HRQoL | -0.59 | 1.00 |
SF-6D | Preference based utility measure/HRQoL | 0.30 | 1.00 |
HAQ† | Functional disability | 3 | 0 |
DAS28† | Disease activity | 10 | 0 |
28 Tender joint count† | Physician assessment of tenderness in 28 joints | 28 | 0 |
28 Swollen joint count† | Physician assessment of swelling in 28 joints | 28 | 0 |
ESR (mm/hr)† | Laboratory test of inflammatory marker/acute phase reactant | * | 0 |