Funding for this research was provided by:
Hebei Cangzhou Guidance Project of Key R&D Program of China (204106120)
Received: 10 December 2021
Accepted: 23 December 2022
First Online: 30 December 2022
: This randomized controlled trial was approved by the ethics committee of Cangzhou Central Hospital (2020–236-01 (Z)). This study followed the Declaration of Helsinki, Ethical Principles for Medical Research Involving Human Subjects.Written and informed consents were obtained by all the participants.
: Not applicable.
: No conflicts of interest have been declared.