Table 1.
Clinical features of subjects with pSS (n = 36).
| Age at inclusion, years§ | 51.42 ± 10.21 |
|---|---|
| Duration, months¶ | 31.0 (5.0–36.0) |
| Disease characteristics, n (%) | |
| Arthralgia | 35 (97.1) |
| Fatigue | 34 (94.4) |
| Sicca symptoms | 32 (88.9) |
| Arthritis | 8 (22.2) |
| Systemic involvement | 9 (25) |
| Anti-SSA positivity | 20 (55.6) |
| Anti-SSB positivity | 4 (8.3) |
| ANA positivity | 31 (86.1) |
| RF positivity | 5 (13.9) |
| Biopsy procedure | 22 (61.1) |
| Positive biopsy | 22 (100) |
| Hypocomplementemia | 5 (13.9) |
| Hypergammaglobulinemia | 4 (11.1) |
| ESR, mm/h¶ | 13.5 (1.0–65.0) |
| CRP, mg/L¶ | 4.0 (1.0–23.0) |
§ Data presented as mean ± SD; ¶ data presented as median (min–max); ANA, antinuclear antibody; RF, rheumatoid factor; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein.