Ethics approval and consent to participate
All methods were carried out in accordance with relevant guidelines and regulations (Declaration of Helsinki). Written informed consents were obtained from all patients prospectively prior to surgery, and the study protocol was approved by the Ethics Committee of the School of Clinical Medicine of Qinghai University (P-SL-2022-039). The trial was registered at the Chinese Clinical Trial Registry (ChiCTR2200060169): 05/21/2022.