SPAN-100 Index (Age + NIHSS Stroke Prognosis)
SPAN-100 Index (Age + NIHSS Stroke Prognosis) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the SPAN-100 Index (Age + NIHSS Stroke Prognosis) → Runs in your browser. No signup, no tracking.
What this is
SPAN-100 Index (Age + NIHSS Stroke Prognosis) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. SPAN-100 Index (Age + NIHSS Stroke Prognosis) - 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
Saposnik G, Guzik AK, Reeves M, Ovbiagele B, Johnston SC. Stroke Prognostication using Age and NIH Stroke Scale: SPAN-100. Neurology. 2013;80(1):21-28. Read the source ↗
Worked example: SPAN-100 index 102 — SPAN-100 positive (≥ 100): substantially worse prognosis (much lower favorable-outcome rate).
Sophie Well is a reference and educational tool. Not medical, legal, or financial advice. Does not replace clinician judgment, professional billing review, or legal counsel.