Calc Function

    • Calcs that help predict probability of a diseaseDiagnosis
    • Subcategory of 'Diagnosis' designed to be very sensitiveRule Out
    • Disease is diagnosed: prognosticate to guide treatmentPrognosis
    • Numerical inputs and outputsFormula
    • Med treatment and moreTreatment
    • Suggested protocolsAlgorithm





    Chief Complaint


    Organ System


    Patent Pending

    Oxygenation Index

    Predicts outcomes, especially in pediatric patients; helps determine need for ECMO.
    When to Use

    Used in pediatrics to define ALI and ARDS and assess for potential ECMO treatment.

    mm Hg
    mm Hg

    Diagnostic Result:

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    Next Steps
    Creator Insights
    Dr. Robert H. Bartlett

    About the Creator

    Robert H. Bartlett, MD, is Professor Emeritus of General Surgery at the University of Michigan. As Professor of Surgery in the Sections of General and Thoracic Surgery, he developed a Surgical Critical Care Fellowship and the Extracorporeal Life Support Program. Dr. Bartlett’s cutting edge research includes the development of an artificial liver system for use in patients awaiting liver transplant.

    To view Dr. Robert H. Bartlett's publications, visit PubMed

    Are you Dr. Robert H. Bartlett? Send us a message to review your photo and bio, and find out how to submit Creator Insights!
    MDCalc loves calculator creators – researchers who, through intelligent and often complex methods, discover tools that describe scientific facts that can then be applied in practice. These are real scientific discoveries about the nature of the human body, which can be invaluable to physicians taking care of patients.
    About the Creator
    Dr. Robert H. Bartlett
    Are you Dr. Robert H. Bartlett?