From: Assessment of anti-cyclic citrullinated peptide in psoriatic arthritis
 | PsA (n = 40) | Psoriasis without arthritis (n = 40) | RA (n = 40) | Healthy Controls (n = 40) | P-value |
---|---|---|---|---|---|
Mean ± SD | 8.25 ± 11.6 | 2.435 ± 1.3 | 28.63 ± 11.75 | 2.68 ± 1.3 | < 0.001 |
Median | 3.8 | 2.5 | 32 | 1.8 | Â |