Approaches to Converting Spo 2/Fio 2 Ratio to Pao 2/Fio 2 Ratio for Assessment of Respiratory Failure in Critically Ill Patients: A Systematic Review
SF and PF ratios demonstrate good correlation, and may have similar prognostic value. Although there is no clear optimal method to convert SF to PF ratios, linear equations show acceptable correlation and are most easily applied at the bedside.
Authors
- Dipayan Chaudhuri (ORCID: https://orcid.org/0000-0003-0605-7334)
- Greg Martin
- Julieta Lazarte (ORCID: https://orcid.org/0000-0002-3637-5467)
- Bram Rochwerg (ORCID: https://orcid.org/0000-0002-8293-7061)
- Cornelius Sendagire (ORCID: https://orcid.org/0000-0002-9039-7325)
- Christian Jung
- Tyler Pitre
- on behalf of the Sequential Organ Failure Assessment (SOFA)-2 study group
- Pirkka T. Pekkarinen
- Kamya Shah
- John G. Laffey
Institutions
- Grady Memorial Hospital (US)
- University of Helsinki (FI)
- Emory University (US)
- University of Toronto (CA)
- Ollscoil na Gaillimhe – University of Galway (IE)
- Helsinki University Hospital (FI)
- University Hospital Galway (IE)
- D’Or Institute for Research and Education (BR)
- St. Joseph’s Healthcare Hamilton (CA)
- Makerere University (UG)
- McMaster University (CA)
Publication Details
- Journal
- Critical Care Medicine
- Published
- 2026-01-06
- DOI
- https://doi.org/10.1097/ccm.0000000000007018
- Primary Topic
- Respiratory Support and Mechanisms
- Type
- article
- Field-Weighted Citation Impact
- 0.00