Eligibility criteria
Condition
Ankylosing Spondylitis
Sex
Females and Males
Age
18-65 years
Inclusion criteria
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- Meet the 1984 Modified New York Criteria for Classification of Ankylosing Spondylitis
- With axial involvement
- Without peripheral joint involvement (synovitis) at the time of study entry,
(excluding involvement of the hips, knees and shoulders)
- Need for daily treatment with NSAIDs during the previous 30 days before study entry
Exclusion criteria
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- Known inflammatory enteropathy (eg, ulcerative colitis, Crohn's disease, etc)
- Presence of extra-articular manifestations (eg, uveitis, endocarditis, etc.)
- Known vertebral compression
- Need for a corset during the study