Funding for this research was provided by:
Deanship of Scientific Research, King Abdulaziz University, Saudi Arabia ((DF-795-140-1441))
Received: 29 November 2019
Accepted: 27 April 2020
First Online: 11 May 2020
: The study was approved by the Institutional Review Board Committee of King Abdulaziz University, Jeddah, Saudi Arabia. The need for informed consent was waived due to the retrospective nature of the study.Patients’ confidentiality was maintained, removing any identifying information from the data set by the data controller before further usage and analysis. The data both variables and their values were coded into Alpha-numeric format for concealment with few designated persons having the coding key.
: Not Applicable.
: The authors declare that they have no competing interests.