All stages · Demo 215
HEART score
Choice ed / clinic / ward. History, ECG, Age, Risk, Troponin each 0–2 are JavaScript. ≥7 high. Jev never adds the five bins. Missing trop cannot HEART.
Five pips. All zeros is HEART 0. A 2-across board lights 10. A note with no troponin bin stays blank.
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STANDBY
Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.