Validating a pre-flight algorithm for predicting in-flight oxygen in patients with interstitial lung disease.

Lucy Robertson1, Karl P Sylvester1,2, Ben Knox-Brown1,2,3

  • 1Royal Papworth Hospital, Respiratory Physiology Department, Cambridge, UK.

ERJ Open Research
|December 17, 2025
PubMed
Summary

Resting partial pressure of oxygen (PaO2) above 9.30 kPa best predicts success on a hypoxic challenge test. This finding suggests blood gas analysis can determine fitness to fly without supplemental oxygen in interstitial lung disease.

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