| Number of patients | 31 |
| Age (year) | 62 |
| Gender (% female) | 90.3 |
| Disease duration (months) | 141 |
| Using methotrexate (%/mg) | 90/7.1 |
| CRP (mg/ml) | 0.63 |
| MMP-3 (mg/dl) | 97.0 |
| MRP8/14 (ng/dl) | 6630.3 |
| DAS28-CRP (remission/low/moderate/severe) (%) | 46.4/25.8/22.6/3.2 |
| SDAI (remission/mild/moderate/severe) (%) | 32.2/35.5/29.0/3.2 |
| Number of swollen joints | 1.6 |
| Number of tender joints | 1.5 |
| Visual analog scale for patient pain (mm) | 21.4 |
| Power Doppler score | 5.6 |