Bath Ankylosing Spondylitis Disease
Activity Index (BASDAI)
•
The following VAS (0 to 10 cm) of subject self-assessments:
•
F
atigue
•
S
pinal pain
•
J
oint pain
•
E
nthesitis
•
Inflammation
Duration morning stiffness
Severity morning stiffness
BASDAI =
0.2 [
F + S + J + E
+ 0.5 (Duration + Severity Morning Stiffness)]
Range 0-10
Garrett,
J Rheumatol
1994;21:2286-91.
The domains and the formula for calculating the Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) are described above.