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Table 1 Characteristics of 126 patients with ankylosing spondylitis

From: Moving instead of asking? Performance-based tests and BASFI-questionnaire measure different aspects of physical function in ankylosing spondylitis

Men % (n) 70.6 (89)
Age* (years) 45.9 ± 11.5
Symptom duration* (years) 8.1 ± 7.4
Disease duration* (years) 14.7 ± 10.0
Current medication % (n)  
   None 12.7 (16)
   NSAIDs 61.9 (78)
   Biologicals 4.0 (5)
   Combination 10.3 (13)
   Other# 4.0 (5)
HLA-B27+ % (n) 77.8 (98)
ESR* (mm/hour) 10.4 ± 18.4
Extra-spinal symptoms % (n)  
   psoriasis 4.8 (6)
   uveitis 19.8 (25)
   inflammatory bowel disease 4.0 (5)
   arthritis 38.1 (48)
BASFI* (score 0-10) 4.9 ± 2.3
BASDAI* (score 0-10) 5.2 ± 2.3
BASMI* (score 0-10) 4.1 ± 2.0
  1. * mean ± standard deviation
  2. # e.g. sulfasalazine, methotrexate.
  3. BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; BASFI, Bath Ankylosing Spondylitis Functional Index; BASMI, Bath Ankylosing Spondylitis Metrology Index; ESR, { Erythrocyte Sedimentation Rate NSAIDs, non-steroidal antiinflammatory drugs.