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Table 1 Baseline characteristics of the study population.
| Patients total/early/established (n) | 45/17/28 |
| Age (mean with SD) | 58.9±13.2 years |
| Female : male (n) | 36 : 9 |
| RF positive/ACPA positive (%) | 68.8/55.5 |
| Tender joints of 28-joint count (mean with SD) | 6.3±6.4 |
| Swollen joints of 28-joint count (mean with SD) | 6.6±5.3 |
| DAS-28 (mean with SD) | 4.1±1.7 |
| CDAI (mean with SD) | 21.2±14.1 |
| SDAI (mean with SD) | 22.5±15.3 |
| HAQ (mean with SD) | 1.1±0.7 |
