•ASAS Response Criteria
–Patients will be categorized as
an ASAS 20 responder if the patient achieves the
following:
•>
20% improvement from baseline and absolute baseline improvement
of > 10 (on a 0-100mm scale) in at least 3 of the
following 4 domains:
–Patient global
–Spinal pain
–Function (BASFI)
–Inflammation
•No
deterioration from the baseline (> 20% and absolute change
of at least 10 on a 0 to 100 mm scale) in the potential remaining
domain
•ASAS Major Clinical Response
–Requires a value below 20
(scale of 0 to 100 mm) in each of the 4 ASAS domains