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Article History

Received: 30 July 2024

Accepted: 31 October 2024

First Online: 6 November 2024

Declarations

:

: All procedures performed in this study involving human participants were in accordance with the ethical standards of the Gazi University Faculty of Medicine Institutional Review Board (Approval No: 122-17.02.2021) and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Due to the retrospective nature of the study, informed consent could not be obtained directly from the patients. However, as a university hospital, all patients admitted to the clinic provide general approval for their data to be used in scientific studies.

: Consent for publication was obtained from all participants.

: Not applicable.

: The authors declare that they are responsible for the scientific content of the article, including study design, data collection, analysis and interpretation, writing, part or all of the outline, preparation and scientific review of the content, and approval of the final version of the article. This study is part of a medical specialization thesis, which is included in the National Thesis Database of Turkey. Publishing the thesis in a form different from the national database is legally prohibited. The study period coincided with the COVID-19 pandemic, during which Roux-en-Y Gastric Bypass (RYGB) was more commonly performed due to clinical preferences, and fewer Vertical Sleeve Gastrectomy (VSG) procedures were conducted. For transparency, the relevant national regulations can be accessed via .

: The authors declare no competing interests.