Received: 6 December 2019
Accepted: 6 April 2020
First Online: 16 April 2020
Ethics approval and consent to participate
: This study was approved by Al-Qassim Regional Research Ethics Committee, SA. Reference number: 1440-2157080. No informed consent was needed as the study was entirely based on the bariatric clinic’s database at KFSH and there were no interventions made or patient contact of any kind, and all collected data were de-identified and anonymised. This was also approved by the same committee mentioned.
: Not applicable.
: The authors declare that they have no competing interests.