Funding for this research was provided by:
Received: 29 December 2022
Accepted: 10 April 2023
First Online: 2 May 2023
: The implementation of the present case-control study was reviewed and approved by the Ethics Committee of the University Hospital Magdeburg (file number 126/17, approval date 24.08.2017). The requirement for informed consent was waived by the Ethics Committee of the University Hospital Magdeburg because of the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no financial and non-financial competing interests.