Results of the clinical and ultrasound enthesis assessment and the elastography study of patellar and Achilles’ tendons
| Assessment | Controls | PsoA group | Pso group | P-value |
|---|---|---|---|---|
| SPARCC score, median (25–75%) | - | 8.0 (3.5–11.5) | 1.0 (0–2.0) | < 0.001 |
| MASEI score, median (25–75%) | - | 11.0 (6.0–15.0) | 5.0 (4.0–11.0) | < 0.001 |
| Patellar tendon stiffness, mean (SD) | 127.8 (18.5) | 119.2 (19.7) | 138.8 (11.5) | < 0.001a |
| Achilles’ tendon stiffness, median (25–75%) | 198.0 (183.2–212.0) | 184.8 (175.5–193.9) | 206.2 (199.3–213.4) | < 0.001a < 0.018b |
a Among both subgroups of patients; b between controls and PsoA group