Table 4.
The association between MASEI and mSASSS – negative binomial regression
| Variable* | Univariate model | Multivariable model** | ||||
|---|---|---|---|---|---|---|
| estimate (SE) | exp(Estimate) (95% CI) | P value | estimate (SE) | exp(Estimate) (95% CI) | P value | |
| MASEI – total | 0.65 (0.25) | 1.92 (1.17, 3.09) | 0.009 | 0.78 (0.32) | 2.18 (1.16, 4.09) | 0.02 |
| MASEI – bone score | 1.23 (0.42) | 3.42 (1.52, 7.69) | 0.003 | 1.51 (0.51) | 4.52 (1.68, 12.18) | 0.003 |
| MASEI – soft tissue score | 1.04 (0.50) | 2.89 (1.06, 7.61) | 0.04 | 0.70 (0.69) | 2.01 (0.52, 7.77) | 0.31 |
MASEI MAdrid Sonography Enthesitis Index
*10 units increase in MASEI
**Each model was adjusted for age, sex, PsA duration, BMI, smoking, current use of DMARDs and Biologics