Table 3

Univariate analyses of the association with reduced survival of various variables expressed by level of significance

Variablep ValueVariablep Value
Gender0.126Chest expansion0.021
Age at onset of AS0.155Occiput-wall distance<0.001
Polyarthritis0.080Finger-to-floor distance0.310
Crohn's disease0.560CRP<0.001
Non-NSAID use0.049Leucocytes0.600
Diagnostic delay0.024Thrombocytes0.557
Education (years of)0.087AST0.270
Work disabled0.001ALT0.920
Age at follow-up<0.001ALP0.697
Modified Schober0.005TSH0.939
  • AS, ankylosing spondylitis; ALP, alkaline phosphatase; ALT, alanine transaminase; AST, aspartate transaminase; BASFI, Bath Ankylosing Spondylitis Functional Index; CVD, cardiovascular disease; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; NSAIDs, non-steroidal anti-inflammatory drugs; TSH, thyroid stimulating hormone.