Patient characteristics and US features
| Patients characteristics and US features | SJögren | SLE | Significance | |
|---|---|---|---|---|
| Age at scan | 56 | 47 | p=0.03** | |
| Gender | Male/female | 0/17 | 0/19 | NS |
| Duration of symptoms (years) | 12.5 | 14.6 | NS | |
| ANAs | 29.4% | 76.5% | p=0.006** | |
| dsDNA | 11.8% | 33.3% | NS | |
| ENAs | 70.6% | 70.6% | NS | |
| ESR (mm/h) | 22.47 | 29.29 | NS | |
| CRP (mg/L) | 3.7 | 3.5 | NS | |
| Mean number of joints with power Doppler (PD) | 0.18 | 2.06 | p=0.013** | |
| Mean number of joint with synovial hypertrophy | (Grade 2) | 0.47 | 4.32 | p=0.002** |
| Mean number of joints with erosions | 2.18 | 3.44 | NS | |
| Mean number of joints with effusions | 0.47 | 1.06 | NS | |
| Mean number of joints with osteophytes | 2.24 | 3.11 | NS | |
| Swollen Joint Count | PD negative | 1.75 | 2.14 | NS |
| PD positive | 1.41 | 4.29 | NS | |
| PIP involvement | 5.9% | 52.6% | p=0.02** | |
| Tendon abnormalities | 5,9% | 15,8% | NS | |
| Treatment | HCQ | 47.1% | 68.4% | NS |
| Prednisolone | 5.9% | 52.6% | p=0.003** | |
NS = non-significant.