Shock index

Shock index (heart rate / systolic blood pressure)

Heart rate divided by systolic blood pressure, banded to flag the compensated patient whose blood pressure still looks normal.

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Appears in these tutorials

See this calculator worked on a real patient, then read the teaching around it.

Shock01_022
Worked example: Samuel Gonzalez, 24
Open tutorial
Lower gastrointestinal bleeding04_006
Worked example: Jerry Ponomarenko, 61
Open tutorial
Upper gastrointestinal bleeding04_021
Worked example: Eric Young, 52
Open tutorial
Sepsis08_012
Worked example: William Reid, 72
Open tutorial
Primary postpartum haemorrhage12_031
Worked example: Emma Pearson, 31
Open tutorial
Bleeding in pregnancy12_041
Worked example: Zoe Walker, 25
Open tutorial