Yale Observation Scale
Yale Observation Scale - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the Yale Observation Scale → Runs in your browser. No signup, no tracking.
What this is
Yale Observation Scale is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. Yale Observation Scale - 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
McCarthy PL, Sharpe MR, Spiesel SZ, et al. Observation scales to identify serious illness in febrile children. Pediatrics. 1982;70(5):802-809.
Worked example: YOS 6 of 30: low SBI risk per McCarthy 1982 (<=10 band).
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.