Factors associated with higher BASRI-hip.
| Factors | OR (95% CI) | p |
|---|---|---|
| Bilateral hip involvement | 14.25 (2.56, 73.44) | 0.002 |
| Sacroiliitis score | 4.93 (3.12, 7.79) | < 0.001 |
| Occiput-to-wall distance, per 10 cm | 3.04 (1.95, 4.75) | < 0.001 |
| Delay in diagnosis > 5 yrs | 2.35 (1.36, 4.08) | 0.002 |
| Age at onset, per 10 yrs | 0.46 (0.29, 0.72) | 0.001 |
| Schober’s index ≥ 4 cm | 0.14 (0.05, 0.40) | < 0.001 |
BASRI-hip: Bath Ankylosing Spondylitis Radiology Hip Index.