Funding for this research was provided by:
Received: 29 July 2021
Accepted: 17 December 2021
First Online: 14 January 2022
: The need for an ethics approval and informed consent is waived by the German federal regulation in §§ 67b & 75 German Social Code, Book X. The German Social Code regulates the usage of social data for the purpose of research. Use of the data without the informed consent of the persons included in this study is permitted by German law, as only anonymous data were used.The authors declare that all methods were carried out in accordance with the Guideline for Good Practice in Secondary Data Analysis (GPS). This study follows the STROSA 2 reporting standard, specifically developed for analyses of secondary data and their specific requirements for the German health care system.
: Not applicable.
: The authors declare that they have no competing interests.