Relationship between comorbidities and disease outcomes
| OUTCOME | RDCI (β [95% CI]) |
|---|---|
| BASFI$ | 0.34 [0.27–0.40] |
| BASDAI£ | 0.53 [0.45–0.61] |
| ASDAS^ | 0.12 [0.09–0.16] |
| Patient's Global Assessment of Disease Activity^ | 0.45 [0.36–0.53] |
| EQ5D** | −0.03 [−0.04 to −0.02] |
*All models adjusted for age; gender; the presence of axial vs peripheral disease. $Model also adjusted for disease duration; level of education; BMI; smoking status; ASDAS. £Model also adjusted for level of education; BMI; CRP. ^ Model also adjusted for level of education; BMI. **Model also adjusted for BASFI, ASDAS.