Table 2.
Musculoskeletal ultrasound synovitis measures and disease activity measures, median IQR (25%, 75%)
| Overall | BMI <25 | BMI 25–30 | BMI >30 | P-value | ||||
|---|---|---|---|---|---|---|---|---|
| N = 43 | N = 17 | N = 12 | N = 14 | |||||
| SJC | 4 (3, 5) | 5 | (3, 5) | 4 | (2, 4.5) | 4 | (3, 5) | 0.40 |
| TJC | 4 (2, 6) | 4 | (3, 6) | 3 | (2, 5) | 4 | (2, 6) | 0.57 |
| ESR | 36.5 (25, 54) | 37 | (30, 54) | 35 | (24, 52) | 40 | (25, 54) | 0.77 |
| DAS28/ESR-4 | 6.3 (5.4, 6.9) | 6.6 | (5.4, 7.0) | 6.2 | (5.5, 6.5) | 6.1 | (5.2, 6.9) | 0.44 |
| CDAI | 36 (26, 43) | 36 | (30, 44) | 35 | (21.5, 42) | 35 | (26, 42) | 0.67 |
| GSUS | 5 (3, 6) | 5 | (3, 6) | 4 | (2.5, 6) | 5.5 | (4, 6) | 0.42 |
| PDUS | 1 (0, 3) | 3 | (1, 4) | 1 | (0, 3.5) | 0 | (0, 2) | 0.02 |
GSUS-Gray Scale Ultrasound, PDUS-Power doppler Ultrasound, SJC-Swollen Joint Count, TJC-Tender Joint Count, CDAI-Clinical Disease Activity Index, ESR-Erythrocyte Sedimentation Rate. Kruskal-Wallis tests used to compare groups