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Q Sofa Calculator

Result

Calculated result 2 Based on the values entered.
↗ Health

qSOFA Score (Sepsis Screening) Calculate the quick SOFA (qSOFA) score as a rapid bedside sepsis screening tool. — free online calculator.

Formula

RR≥22 (1) + Altered mentation (1) + SBP≤100 (1). Score ≥2 = high risk.
  • Q Sofa Calculator calculates its result from High Risk. It uses the formula RR≥22 (1) + Altered mentation (1) + SBP≤100 (1). Score ≥2 = high risk.. Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are High Risk. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Q Sofa

Inputs
  • High Risk: 2

Using High Risk = 2, the calculated result is 2.

Sample result: Calculating…

Frequently asked questions

What does the Q Sofa calculate?

qSOFA Score (Sepsis Screening) Calculate the quick SOFA (qSOFA) score as a rapid bedside sepsis screening tool. — free online calculator.

Which values should I enter?

Enter High Risk using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: RR≥22 (1) + Altered mentation (1) + SBP≤100 (1). Score ≥2 = high risk..

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026