MAdrid Sonographic Enthesitis Index (MASEI) score by body mass index (BMI) group.
| BMI Category | Median (IQ range) | p | |||
|---|---|---|---|---|---|
| HC (n = 60) | PsC (n = 66) | PsA (n = 50) | |||
| Total MASEI | < 25, n = 61 | 2 (4) | 4 (5) | 7 (12) | 0.02 |
| 25–30, n = 66 | 5 (7) | 5 (7) | 13 (9) | 0.006 | |
| > 30, n = 49 | 12 (12) | 9.5 (18) | 18 (16) | 0.18 | |
| MASEI-inflammatory | < 25, n = 61 | 0 (1) | 1 (3) | 3 (7) | 0.006 |
| 25–30, n = 66 | 1 (2) | 2 (2) | 6 (4) | 0.0004 | |
| > 30, n = 49 | 4 (8) | 5 (7) | 6.5 (9.5) | 0.23 | |
| MASEI-damage | < 25, n = 61 | 1 (4) | 2 (5) | 4 (8) | 0.28 |
| 25–30, n = 66 | 4 (6) | 4 (5) | 9 (7) | 0.02 | |
| > 30, n = 49 | 6 (4) | 6 (7.5) | 10 (10.5) | 0.21 | |
IQ: interquartile; PSA: psoriatic arthritis; PsC: psoriasis alone; HC: healthy controls.