Table 4.
Characteristics of 92 RA patients included in the qPCR validation
| Parameters | RA patients in qPCR validation (N = 92) |
|---|---|
| Age (y) | 55.6 ± 8.8 |
| Gender, female (n/%) | 74 (80) |
| Disease duration (mo) | 48.0 (34.0‐88.0) |
| ESR (mm/h) | 36.4 (20.3‐44.6) |
| CRP (mg/L) | 32.8 (19.5‐46.4) |
| DAS28 score | 5.6 ± 0.9 |
| RF positive (n/%) | 75 (82) |
| ACPA positive (n/%) | 71 (77) |
| Biologics history (n/%) | 12 (13) |
| Concomitant medications | |
| MTX (n/%) | 51 (55) |
| LEF (n/%) | 41 (45) |
Data were presented as mean value ± standard deviation, median (25th‐75th), or count (percentage).
Abbreviations: ACPA, anti‐citrullinated protein antibody; CRP, C‐reactive protein; DAS28, disease activity score in 28 joints; ESR, erythrocyte sedimentation rate; LEF, leflunomide; MTX, methotrexate; RA, rheumatoid arthritis; RF, rheumatoid factor.