| Variables | Total Patient Group Imaged in TICOPA, n = 85 | US Group, n = 78 | MR Group, n = 61 | Matched US and MR, n = 50 |
|---|---|---|---|---|
| Age, yrs, mean (SD) | 45.1 (13.5) | 45.9 (13.2) | 45.3 (14.1) | 44.6 (14.0) |
| Sex, M/F | 40/45 | 37/41 | 29/32 | 21/29 |
| Arthritis subgroup, n (%) | ||||
| Oligoarthritis | 26 (31) | 26 (33) | 18 (30) | 14 (28) |
| Polyarthritis | 59 (69) | 52 (67) | 43 (70) | 36 (72) |
| Treatment group, n (%) | ||||
| Tight control | 44 (52) | 39 (50) | 31 (51) | 26 (52) |
| Standard care | 41 (48) | 39 (50) | 30 (49) | 24 (48) |
| TJC, mean (SD) | 11.7 (11.2) | 10.8 (10.9) | 11.6 (10.2) | 12.6 (10.8) |
| SJC, mean (SD) | 7.3 (6.8) | 6.9 (6.8) | 7.2 (6.1) | 7.1 (5.9) |
| PASI, mean (SD) | 2.7 (2.8) | 2.6 (2.8) | 2.5 (2.9) | 2.3 (2.4) |
| CRP, mg/dl, mean (SD) | 23.9 (39.6) | 21.8 (25.7) | 25.1 (42.1) | 20.4 (29.3) |
| PASDAS, mean (SD) | 5.1 (1.4) | 5.0 (1.4) | 5.2 (1.3) | 5.1 (1.2) |
US: ultrasound; MR: magnetic resonance; TJC: tender joint count; SJC: swollen joint count; PASI: Psoriasis Area Severity Index; CRP: C-reactive protein; PASDAS: Psoriatic Arthritis Disease Activity Score.