About the Authors

Ainara Garde

ainara.garde@cw.bc.ca

Affiliation Electrical and Computer Engineering in Medicine Group, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

Parastoo Dehkordi

Affiliation Electrical and Computer Engineering in Medicine Group, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

Walter Karlen

Affiliation Electrical and Computer Engineering in Medicine Group, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

David Wensley

Affiliation Division of Critical Care, University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

J. Mark Ansermino

Affiliations Electrical and Computer Engineering in Medicine Group, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada, Anesthesiology, Pharmacology and Therapeutics, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

Guy A. Dumont

Affiliation Electrical and Computer Engineering in Medicine Group, The University of British Columbia and BC Children's Hospital, Vancouver, British Columbia, Canada

Competing Interests

J.M. Ansermino, G.A. Dumont, and W. Karlen hold stock with LGT Medical Inc., which is commercializing a newer version of the Phone Oximeter™ used in this paper, unrelated to the manuscript. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AG PD WK DW JMA GAD. Performed the experiments: AG. Analyzed the data: AG PD. Contributed reagents/materials/analysis tools: AG PD WK DW JMA GAD. Wrote the paper: AG PD WK DW JMA GAD.