MDCalc

Rapid Emergency Medicine Score (REMS)

Predicts in-hospital mortality in nonsurgical adult patients presenting to the ED.

Age, years
Mean arterial pressure, mmHg
Heart rate, beats per minute
Respiratory rate, breaths per minute
Peripheral oxygen saturation

Result:

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Advice

High risk (REMS ≥3): patient may need aggressive treatment.

Low risk (REMS <3): patient may be appropriate to triage for routine treatment (in Olsson 2004, all patients with REMS <3 survived).

Management
  • Mortality rapidly increases above a score of 10. Consider more aggressive treatment in patients with higher scores (in conjunction with patient wishes and clinical judgment).
  • Clinical judgment of a patient’s presentation should always be used to determine need for advanced interventions.