| Characteristic | Mean (SD) |
| Male/female | 8/8 |
| Age (years) | 59.1 (10.1) |
| Disease duration (years) | 10.2 (9.2) |
| Erosive disease (%) | 80 |
| Haemoglobin (mg/dl) | 12.2 (1.9) |
| Plasma viscosity (mPa) | 1.8 (0.2) |
| C-reactive protein (mg/litre) | 47.3 (46.3) |
| Rheumatoid factor positive (%) | 70 |
| Weight (kg) | 72.3 (14.7) |
| Height (m) | 1.7 (0.1) |
| BMI (kg/m2) | 26.2 (4.6) |
| Tender joint count | 13.1 (6.6) |
| Swollen joint count | 9.1 (4.9) |
| Early morning stiffness (min) | 81.6 (82.8) |
| Patient global opinion (cm) | 5.1 (2.2) |
| Pain (cm) | 4.8 (2.5) |
| Clinician global opinion (cm) | 5.9 (2.4) |
| DAS28 | 5.1 (0.8) |
| HADS (A) | 6.6 (3.4) |
| HADS (D) | 4.9 (3) |
*Full details of all patients are available in the supplementary material.
BMI, body mass index; DAS28, 28-joint Disease Activity Score; HADS, Hospital Anxiety and Depression Scale.