Table 3.
Descriptive results for seronegative spondyloarthropathies with reference to specific variables.
| PS.A. | A.S. | RE.A. | UN.A. | I.B.D.A. | |
|---|---|---|---|---|---|
| Inflammatory spinal pain | 7.3% | 93.9% | 3.4% | 44.4% | 50% | 
| Synovitis | 87.8% | 21.2% | 82.8% | 66.7% | – | 
| Positive family history | 4.9% | – | – | – | – | 
| Enthesopathy | 2.4% | – | – | 22.2% | – | 
| Sacroiliitis | 12.2% | 66.7% | – | 22.2% | 50% | 
Ps.A. – Psoriatic Arthritis, A.S. – Ankylosing Spondylitis, RE.A. – Reactive Arthritis, UN.A. – Undifferentiated Arthritis, I.B.D.A. – Inflammatory Bowel Disease Associated Arthritis.