Received: 8 February 2021
Accepted: 5 August 2021
First Online: 14 August 2021
: The use of claims data for scientific research in Germany is regulated by the Code of Social Law (Sozialgesetzbuch, SGB X). An ethical approval and informed consent are not required as this study used routinely collected anonymized data.
: Not applicable.
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.