Characteristics of flares
| Total number of patients | N | 20 |
| Males | N (%) | 18 (90%) |
| Duration of ‘drug-free’ remission (days) | Mean±SD | 74.50±51.72 |
| Arthritis* | N (%) | 20 (100%) |
| Inflammatory back pain | N (%) | 3 (15%) |
| Enthesitis | N (%) | 4 (20%) |
| Psoriatic skin disease | N (%) | 16 (80%) |
| TJC 68† | Mean±SD | 4.05±5.06 |
| SJC 66† | Mean±SD | 2.53±3.24 |
| PASI‡ | Mean±SD | 1.22±1.21 |
| VAS patient global (cm) | Mean±SD | 4.19±1.81 |
| VAS patient pain (cm) | Mean±SD | 4.21±1.74 |
| VAS physician global (cm)† | Mean±SD | 3.79±1.38 |
*As defined by at least one swollen joint.
†Values assessed in 19 patients.
‡Values assessed in 17 patients.
PASI, Psoriasis Area Severity Index; SJC, Swollen Joint Count; TJC, Tender Joint Count; VAS, visual analogue scale.