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Article History

Received: 7 September 2021

Accepted: 13 November 2021

First Online: 4 December 2021

Change Date: 15 May 2022

Change Type: Update

Change Details: The Funding section has been updated.

Declarations

:

: No informed consent or ethical approval was required because fully anonymized data was used. The collection and use of anonymized data for research purposes are regulated under the Bavarian Hospital Law (Bayerisches Krankenhausgesetz Art. 27 Abs. ()). The department chairs granted the permission to access the data.

: Not applicable.

: TD, FB, AD, RG, JB, CK, CS, CJ, HF, HJS, SBM declare that they have no financial or non-financial conflict of interest.