Remission RA cohort (n=25) | LDA RA cohort (n=10) | Remission PsA cohort (n=18) | p Value* | p Value** | |
---|---|---|---|---|---|
Wrist | |||||
RC SH, mm (mean±SD) | 1.53±0.88 | 1.54±1.06 | 1.31±0.61 | 0.98 | 0.37 |
RC SH score (mean±SD) | 0.36±0.64 | 0.50±0.70 | 0.22±0.55 | 0.57 | 0.46 |
IC SH, mm (mean±SD) | 2.39±1.14 | 2.75±1.33 | 2.74±0.54 | 0.43 | 0.23 |
IC SH score (mean±SD) | 0.76±0.78 | 1.10±0.99 | 0.62±0.41 | 0.29 | 0.49 |
MCP-PIP (dorsal view) | |||||
II MCP SH, mm (mean±SD) | 0.61±0.49 | 0.65±0.77 | 0.43±0.35 | 0.85 | 0.19 |
II MCP SH score (mean±SD) | 0.50±0.51 | 0.67±0.50 | 0.51±0.48 | 0.44 | 0.95 |
III MCP SH, mm (mean±SD) | 0.68±0.64 | 0.69±0.94 | 0.55±0.38 | 0.97 | 0.45 |
III MCP SH score (mean±SD) | 0.75±0.53 | 0.78±0.67 | 0.54±0.52 | 0.89 | 0.20 |
II PIP SH, mm (mean±SD) | 0.78±0.42 | 0.74±0.27 | 0.60±0.30 | 0.78 | 0.13 |
II PIP SH score (mean±SD) | 0.38±0.67 | 0.10±0.20 | 0.34±0.36 | 0.21 | 0.45 |
III PIP SH, mm (mean±SD) | 0.83±0.32 | 0.75±0.29 | 0.57±0.26 | 0.50 | 0.10 |
III PIP SH score (mean±SD) | 0.22±0.43 | 0.25±0.46 | 0.23±0.44 | 0.62 | 0.98 |
MCP-PIP (volar view) | |||||
II MCP SH, mm (mean±SD) | 0.45±0.53 | 0.84±0.71 | 0.47±0.54 | 0.10 | 0.91 |
II MCP SH score (mean±SD) | 0.41±0.59 | 0.78±0.64 | 0.46±0.66 | 0.11 | 0.88 |
III MCP SH, mm (mean±SD) | 0.43±0.47 | 0.20±0.21 | 0.39±0.43 | 0.15 | 0.91 |
III MCP SH score (mean±SD) | 0.38±0.59 | 0.25±0.46 | 0.23±0.44 | 0.53 | 0.60 |
II PIP SH, mm (mean±SD) | 0.79±0.54 | 0.51±0.45 | 0.63±0.36 | 0.16 | 0.54 |
II PIP SH score (mean±SD) | 0.33±0.64 | 0.23±0.35 | 0.21±0.47 | 0.64 | 0.80 |
III PIP SH, mm (mean±SD) | 0.76±0.37 | 0.61±0.53 | 0.57±0.38 | 0.35 | 0.61 |
III PIP SH score (mean±SD) | 0.38±0.49 | 0.33±0.50 | 0.27±0.43 | 0.91 | 0.56 |
Knee | |||||
knee SH, mm (mean±SD) | 6.50±2.91 | 8.01±2.59 | 5.50±2.41 | 0.16 | 0.34 |
MTP | |||||
II MTP SH, mm (mean±SD) | 0.73±0.43 | 0.60±0.29 | 0.88±0.71 | 0.39 | 0.82 |
V MTP SH, mm (mean±SD) | 0.30±0.34 | 0.30±0.36 | 0.37±0.44 | 0.99 | 0.87 |
p*: Patients with RA in remission versus patients with RA in LDA; p**: Patients with RA in remission versus patients with PsA in remission.
IC, intercarpal joint; LDA, low disease activity; MCP, metacarpal–phalangeal joint; MTP, metatarsal–phalangeal joint; PIP, proximal interphalangeal joint; PsA, psoriatic arthritis; RA, rheumatoid arthritis; RC, radiocarpal joint; SH, synovial hypertrophy; US, ultrasound assessment.