Table I.
Clinical parameters of RA patients and HC.
| Parameter | HC (n=20) | RA-CP (n=18) | RA-AP (n=37) |
|---|---|---|---|
| Gender | |||
| Male | 10 | 5 | 11 |
| Female | 10 | 13 | 26 |
| Age (years) | |||
| Median range | 43 (26–59) | 53 (15–76) | 54 (18–77) |
| CRP (mg/dl) | – | 4.00±0.43 | 31.94±4.96a |
| ESR (mm/h) | – | 23.94±2.64 | 60.76±4.09a |
| CCP (IU/ml) | – | 65.51±29.14 | 114.5±13.14 |
| RF (IU/ml) | – | 318.1±119.7 | 461.5±138.0 |
| DAS28 | – | 2.20±0.07 | 5.67±0.14a |
a
P<0.05 vs. RA-CP. HC, healthy controls; RA-CP, rheumatoid arthritis in chronic phase; RA-AP, RA in active phase; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein; CCP, cyclic citrullinated peptide; RF, rheumatoid factor; DAS28, 28-joint disease activity score.