MEDS Score (ED Sepsis Mortality)

MEDS score (Shapiro 2003): the Mortality in Emergency Department Sepsis score — terminal illness (6), tachypnea/hypoxia (3), septic shock (3), platelets < 150k (3), bands > 5% (3), age > 65 (3),…

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Terminal illness
Yes
Septic shock
Yes
Age > 65 years
Yes

Result: MEDS 12/27: moderate risk (28-day mortality ~7.8%).

The tool opens with these values already filled in. Replace them with your own.

What the result means

0-7
very low 0-4 (~0.9% 28-day mortality) and low 5-7 (~2.0%).
8+
moderate 8-12 (~7.8%), high 13-15 (~20%), and very high >= 16 (~50%).

What you enter

  • Terminal illness (< 30-day expected mortality)
  • Tachypnea or hypoxia
  • Septic shock
  • Platelets < 150,000/mm^3
  • Bands > 5%
  • Age > 65 years
  • Lower respiratory infection
  • Nursing-home resident
  • Altered mental status
How this is calculated

Shapiro NI, Wolfe RE, Moore RB, Smith E, Burdick E, Bates DW. Mortality in Emergency Department Sepsis (MEDS) score: a prospectively derived and validated clinical prediction rule. Crit Care Med. 2003;31(3):670-675. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.