Table 1 Clinical features of rheumatoid arthritis, reactive arthritis and osteoarthritis patients included in the study
Diagnosis | Characteristic | Median (range) |
|---|---|---|
Rheumatoid arthritis | Age (years) | 55 (30 to 68) |
| Â | Male:female | 6:4 |
| Â | Disease duration (months) | 84 (2 to 360) |
| Â | Erythrocyte sedimentation rate (mm/hour) | 64 (2 to 107) |
| Â | Rheumatoid factor | 21 (0 to 138) |
Reactive arthritis | Age (years) | 33 (22 to 39) |
| Â | Male:female | 4:3 |
| Â | Disease duration (months) | 2.5 (1 to 14) |
| Â | Erythrocyte sedimentation rate (mm/hour) | 5 (0 to 14) |
| Â | Rheumatoid factor | 0 (0 to 1) |
Osteoarthritis | Age (years) | 72.5 (54 to 83) |
| Â | Male:female | 2:2 |
| Â | Disease duration (months) | 66 (6 to 180) |
| Â | Erythrocyte sedimentation rate (mm/hour) | 9.5 (5 to 43) |
| Â | Rheumatoid factor | 0 (0 to 1) |