Pulmonology · Critical Care
Bohr Dead Space Fraction (Vd/Vt) calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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Formula inputs
- Bohr Paco2 Mmhg (mmHg)Accepted range: 20 to 80
- Bohr Peco2 Mmhg (mmHg)Accepted range: 10 to 70
Primary source
Bohr C. Über die Lungenatmung. Skand Arch Physiol. DOI: 10.1111/j.1748-1716.1891.tb00105.x. PMID: 10470572. Scope: Physiological dead space fraction Vd/Vt = (PaCO₂ − PeCO₂) / PaCO₂. (1999)
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