Differential evolution of diabetic ketoacidosis in adults with pre-existent versus newly diagnosed type 1 and type 2 diabetes mellitus.

"Disclosure summary This manuscript is the original work of the authors and has not been submitted, and is not under consideration for publication elsewhere. All the authors have reviewed the manuscript and approved it before submission. None of the authors has any conflict of interest in the publication of this manuscript. Declarations Ethics approval and consent to participateThis work is original, has not been, and is not under consideration for publication in any other Journal. The study was conducted in full compliance with the principles of the “Declaration of Helsinki,” Good Clinical Practice (GCP) and other relevant guidelines. The study protocol was approved by the ethics committee of Medical Research Center (MRC) Qatar (MRC-01–21-476). The need for informed consent was waived by Medical Research Center (MRC) Qatar considering the retrospective nature of data review. Consent to publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This study was not funded. However, Article processing charges are covered by Qatar National Library."