Modified 5-Item Frailty Index (mFI-5)
Modified 5-Item Frailty Index (mFI-5) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the Modified 5-Item Frailty Index (mFI-5) → Runs in your browser. No signup, no tracking.
What this is
Modified 5-Item Frailty Index (mFI-5) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. Modified 5-Item Frailty Index (mFI-5) - 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
Subramaniam S, Aalberg JJ, Soriano RP, Divino CM. New 5-Factor Modified Frailty Index Using American College of Surgeons NSQIP Data. J Am Coll Surg. 2018;226(2):173-181. Read the source ↗
Worked example: mFI-5 deficit count 2/5 — at or above the frailty threshold (≥ 2).
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