Received: 17 May 2021
Accepted: 2 February 2022
First Online: 1 March 2022
: This study was approved by the ethics committee of Shanghai Jiao Tong University Affiliated Sixth People’s Hospital, and written informed consent was waived due to its retrospective observational nature. All methods and procedures were performed in accordance with the 1964 declaration of Helsinki and its later amendments.
: Not applicable.
: The authors declare that they have no competing interests.