About the Authors

Nadim Srour

nsrour@ohri.ca

Affiliation The Ottawa Hospital Research Institute, Clinical Epidemiology Program, Ottawa, Ontario, Canada

Carole LeBlanc

Affiliation CANVent Program (Canadian Alternatives in Non-invasive Ventilation), The Ottawa Hospital Rehabilitation Centre

Judy King

Affiliation The University of Ottawa, Ottawa, Ontario, Canada

Douglas A. McKim

Affiliations The Ottawa Hospital Research Institute, Clinical Epidemiology Program, Ottawa, Ontario, Canada, The Ottawa Hospital, Department of Medicine, Ottawa, Ontario, Canada, The University of Ottawa, Ottawa, Ontario, Canada, CANVent Program (Canadian Alternatives in Non-invasive Ventilation), The Ottawa Hospital Rehabilitation Centre

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Revising the article for important intellectual content: CL. Final approval for the version to be published: NS CL JK DM. Conceived and designed the experiments: NS DM JK. Performed the experiments: CL. Analyzed the data: NS DM JK. Wrote the paper: NS DM JK.