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Article History

Received: 6 August 2025

Accepted: 4 September 2025

First Online: 13 September 2025

Declarations

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: Thea Kølsen Fischer and Amanda Marie Egeskov-Cavling received funding from MSD to conduct the study. Thea Kølsen Fischer and Anja Poulsen received payment for participating in an advisory board for MSD. Omid Rezahosseini reports grants or financial support from the research department of Nordsjællands Hospital, the European Society of Clinical Microbiology and Infectious Diseases (ESCMID), the research foundation of Rigshospitalet, and the A.P. Moller Foundation outside of the current work. For Caroline Klint Johannesen, Mads Frederik Eiberg, and Fredrik Folke, no conflicts were reported. The funder had no rule in the data collection, data interpretation, or writing of the report. This manuscript only demonstrates the view of the authors.

: The study is a retrospective registry-based study with no involvement of participants. The applied data are based on administrative, electronic healthcare data. Danish legislation does not require ethical board approval or informed consent from study participants in registry studies. Our project received legal data supervision approval for secure data storage by PRIVACY (the legal body in Capital Region of Denmark). Secondly, we received approval from Capital Region of Denmark (Team for Journal data) to apply data and for disclosure of information from the 1813 non-emergency helpline patient records needed for the research project cf. Section 46 subsection of the Health Act 2. Project number R-23011759.