Ethics approval and consent to participate
The study was reviewed and approved by the Medical Ethics Committee of Xi’an League People’s Hospital, Inner Mongolia Autonomous Region (approval number: YJXM2021YB2, 25/09/2021, Chairman: Hui Jiang). All patients signed an informed consent form. This prospective randomized double-blinded clinical trial, which adhered to CONSORT guidelines, was approved and was performed from November 2021 to April 2022, in accordance with the Helsinki Declaration of the World Medical Association.