BASFI (Ankylosing Spondylitis Functional Index)
BASFI (Ankylosing Spondylitis Functional Index) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
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What this is
BASFI (Ankylosing Spondylitis Functional Index) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. BASFI (Ankylosing Spondylitis Functional Index) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Calin A, Garrett S, Whitelock H, Kennedy LG, O’Hea J, Mallorie P, Jenkinson T. A new approach to defining functional ability in ankylosing spondylitis: the development of the Bath Ankylosing Spondylitis Functional Index. J Rheumatol. 1994;21(12):2281-2285. Read the source ↗
Worked example: BASFI 3.5 — mean of 10 items (0 = easy, 10 = impossible).
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