Received: 10 November 2021
Accepted: 25 February 2022
First Online: 7 March 2022
: This study was conducted in accordance with the principles of the Declaration of Helsinki, and the study protocol was approved by the ethics committee of the Affiliated Hospital of Jining Medical University. Because of the retrospective nature of the study, patient consent for inclusion was waived.
: Not applicable.
: We declare that there is no competing interests.