Ethics approval and consent to participate
The study protocol was conducted in accordance with the Declaration of Helsinki, and approved by the Ethics Committee of Xuzhou Central Hospital ,China(protocol code XZXY-LK-220610-046 and 10/06/2022). Due to the retrospective design and that no patient follow-up was performed, the Ethics Committee of Xuzhou Central Hospital agreed to waive the written informed consent from the patients. In the study, all the methods were carried out in accordance with the relevant guidelines and regulations.