Funding for this research was provided by:
Wenzhou Municipal Science and Technology Bureau (ZY2019011)
Natural Science Foundation of Zhejiang Province (No. LY20H200004)
Received: 19 August 2020
Accepted: 22 December 2020
First Online: 18 January 2021
Ethics approval and consent to participate
: This study was approved by the First Affiliated Hospital of Wenzhou Medical University Ethics Committee. Informed consent was not needed due to the study's retrospective nature; additionally, the patient data accessed in this research was anonymous. Therefore, the First Affiliated Hospital of Wenzhou Medical University Ethics Committee waived the need for consent.
: Not applicable.
: The authors declare that they have no competing interests.