II. Indications

III. Technique: Calculation

  1. Shock Index = (Heart Rate) / (Systolic Blood Pressure)

IV. Interpretation

  1. Mild Shock: 0.6 to 1
  2. Moderate Shock: 1 to 1.4
  3. Severe Shock: >1.4

V. Efficacy

  1. Shock Index (by contrast with Vital Signs) does correlate with degree of Hemorrhage
    1. Mutschler (2013) Crit Care 17(4): R172 [PubMed]

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