Funding for this research was provided by:
Canadian Institutes of Health Research
The Royal's Institute of Mental Health Research
Received: 18 December 2018
Accepted: 20 May 2019
First Online: 7 June 2019
Ethics approval and consent to participate
: This project was approved by the Royal Ottawa Mental Health Centre (ROMHC) Group Research Ethics Board and the “Comité d’éthique de la recherche” of the Hôpital du Sacré-Cœur de Montréal. Data from all other sites was originally collected under each site’s respective research ethics board. Due to the retrospective nature of this study, informed consent was not obtained prior to data use.
: Not applicable.
: This study was part of a wider investigator-led project based on a retrospective polysomnographic study at ROMHC. Medibio Limited has led the heart rate algorithm development and provided partial funding for the salaries of research assistants working on collating diagnostic information from ROMHC medical records. The senior author did not receive a salary from Medibio. All other authors declare that they have no competing interests.