Calculator

Predicted (ideal) body weight

New

ARDSNet predicted body weight from height and sex. Use for tidal volume, not for most drug doses.

Sex

cm

Predicted body weight

66.0 kg

Formula

sexBase + 0.91 * (height - 152.4)

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.
  2. Devine BJ. Gentamicin therapy. Drug Intell Clin Pharm 1974;8:650-5.

Used in

Post-ROSC care: the first hoursRapid sequence induction: drugs and techniqueImmediately after intubationInitial ventilator settingsLung-protective ventilation and PEEPVV vs VA ECMO: modes and indications

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