PaO₂ / FiO₂ Ratio
Calculates the PaO₂/FiO₂ oxygenation ratio and assigns Berlin ARDS severity categories.
What you enter
- PaO₂ (mmHg)
- FiO₂ (%)
Reference
Berlin definition, JAMA 2012
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Educational decision-support tools. They do not replace clinical judgment, local protocols or specialist advice: verify results before acting on them.