Winters' Formula

This tool uses Winters' Formula to calculate the expected PaCO₂ in cases of metabolic acidosis. It helps determine whether respiratory compensation is appropriate or if a mixed acid-base disorder may be present.
Expected PaCO₂ = (1.5 × HCO₃⁻) + 8 ± 2

Winter’s Formula Calculator – Expected PaCO₂ | PulmTools