Received: 25 March 2020
Accepted: 4 August 2020
First Online: 21 August 2020
Ethics approval and consent to participate
: The present study is in line with the publication guidelines of the TraumaRegister DGU<b>®</b> and registered as TR-DGU project ID 2014–024. The study was carried out in accordance with the World Medical Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.