Calculator

Tidal volume from predicted body weight

New

Lung-protective tidal volume (usually 6 mL/kg PBW; range 4-8).

Sex

cm
mL/kg

Tidal volume

396 mL

Within lung-protective range if mL/kg ≤ 8

Formula

(sexBase + 0.91 * (height - 152.4)) * mlkg

Notes

Interpretation band applies to the mL/kg input, not the output volume.

References

  1. ARDS Network. Ventilation with lower tidal volumes as compared with traditional tidal volumes for acute lung injury and ARDS. N Engl J Med 2000;342:1301-8.

Used in

Immediately after intubationInitial ventilator settingsLung-protective ventilation and PEEPVV vs VA ECMO: modes and indicationsWeaning and decannulationFrailty and obesity in the surgical ICU patient

Calculators support, not replace, clinical judgement. Check inputs and units, and confirm doses with your unit protocol.