Factors associated with inflammatory bowel disease (IBD) at baseline (univariable analysis).
| Variables | IBD+ vs IBD−, Prevalent M0 | |
|---|---|---|
| OR (95% CI) or mean (SD) | p | |
| HLA-B27 | 0.47 (0.21–0.98) | 0.03 |
| mNY criteria at M0 | 2.28 (0.94–5.12) | 0.05 |
| Uveitis history | 3.80 (1.49–8.90) | 0.003 |
| Familial history of IBD | 3.97 (1.11–11.57) | 0.02 |
| Psoriasis | 0.09 (0.02–0.24) | < 0.0001 |
| DMARD use | 3.74 (1.63–8.19) | < 0.001 |
| Steroid use | 4.21 (1.83–9.25) | < 0.001 |
| NSAID score at 6 mos | 30.2 (36.0) vs 45.5 (40.5) | 0.005 |
| Sick leave, days | 33.9 (49.3) vs 32.7 (69.1) | 0.09 |
| ESR, mm/h | 22.6 (26.7) vs 13.3 (14.5) | 0.04 |
| Hemoglobin, g/dl | 15.7 (19.0) vs 16.0 (18.0) | 0.02 |
M0: Month 0; mNY: modified New York criteria; DMARD: disease-modifying antirheumatic drug; NSAID: nonsteroidal antiinflammatory drug; ESR: erythrocyte sedimentation rate.