Table 4

 Multivariate analysis of variables determining occiput to wall distance in patients with ankylosing spondylitis

VariableStandardised βp Value
Adjusted for age, sex, and disease duration after diagnosis.
Model R2 = 0.42.
BASDAI, Bath ankylosing spondylitis disease activity index; mSASSS, modified Stoke ankylosing spondylitis spine score.
MSASSS0.470.01
Mean wedging0.280.01
of thoracic spine
BASDAI0.150.05
Hip involvement0.120.08