sFlt-1/PlGF Ratio (Preeclampsia Rule-out / Rule-in)
sFlt-1/PlGF Ratio (Preeclampsia Rule-out / Rule-in) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the sFlt-1/PlGF Ratio (Preeclampsia Rule-out / Rule-in) → Runs in your browser. No signup, no tracking.
What this is
sFlt-1/PlGF Ratio (Preeclampsia Rule-out / Rule-in) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. sFlt-1/PlGF Ratio (Preeclampsia Rule-out / Rule-in) - 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
Zeisler H, Llurba E, Chantraine F, et al. Predictive value of the sFlt-1:PlGF ratio in women with suspected preeclampsia. N Engl J Med. 2016;374(1):13-22. Phase-specific cut-points: Verlohren S, et al. Hypertension. 2014;63(2):346-352. Read the source ↗
Worked example: sFlt-1/PlGF 25 — ≤ 38: preeclampsia ruled out for the next week (NPV ≈ 99.3%).
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