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Frequency of FMS documented in controls and PsA patients.
| Controls | Patients with PsA |
P value | |
|---|---|---|---|
| FMS, number (%) based on LFESSQ | 2 (4.5) | 18 (53.3) | <0.001 |
| FMS, number (%) based on SI | 3 (6.6) | 13 (37.5) | <0.001 |
| Fatigue, number (%) | 18 (40.9) | 26 (76.6) |
