Endpoint · computePOSTapi.magentlab.com /api/calc/pecarn_febrile
Kuppermann 2019 PECARN prediction rule for febrile infants 60 days and younger.
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Kuppermann 2019 PECARN prediction rule for febrile infants 60 days and younger. Low-risk only if all three hold: caller-assigned negative urinalysis, ANC 4090/uL or less, and serum procalcitonin 1.71 ng/mL or less. Age 0-60 pins the published population and is not a tree variable. Returns low_risk. magent does not assay UA, ANC, or PCT. Not Rochester, Boston, Philadelphia, Step-by-Step, later AAP/PECARN cutoffs, or pecarn-head. Not a medical device and not a discharge or LP order.Overview
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UNRATED
0 of 30 paid calls toward a letter
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https://api.magentlab.com/api/calc/pecarn_febrile
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first 34 days ago · last 10 hr ago
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Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.365 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.635: 0.064 uncertain ? + 0.571 short ? · 0.085 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.38 | 0.275 | 0.165 | −0.371 | −0.064 | |
| latency p95 it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.365 | gap to 1.000 = 0.635 · 0.571 short · 0.064 uncertain | 0.365 | −0.571 | −0.064 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.275 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.365 → UNRATED: 28 of 30 paid calls weights 2026.09.6 · 28 samples · seed cap_01M1A5A4EX66PV9QW2NFW14K9H|2026-08-30T05:55:51.876Z|2026.09.6
Verify it yourself
npx teppi-check https://api.magentlab.com/api/calc/pecarn_febrilecurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A4EX66PV9QW2NFW14K9H