| mSASSS | CASSS |
---|
Cervical rotationa
| −0.56** | −0.63** |
Occiput-to-wall distance | 0.64** | 0.67** |
Lateral spinal flexion | −0.62** | −0.61** |
Modified Schober test | −0.44** | −0.45** |
Chest expansion | −0.33** | −0.35** |
BASFI | 0.24* | 0.26* |
ASQoL | 0.03 | −0.01 |
- Correlation is expressed as Spearman’s rho. aAnalysis performed with 4 years of data. mSASSS modified stoke ankylosing spondylitis spine score, CASSS combined ankylosing spondylitis spine score, BASFI Bath ankylosing spondylitis functional index, ASQoL ankylosing spondylitis quality of life questionnaire. *Statistically significant correlation p ≤ 0.05. **Statistically significant correlation p ≤ 0.01