Zhang, Qingfen
Wu, Yaqing
Hong, Shenda
Feng, Yi
Funding for this research was provided by:
National Natural Science Foundation of China (82000106)
Investigator Initiated Research by Pfizer (WI246149)
Article History
Received: 25 October 2022
Accepted: 2 March 2023
First Online: 9 March 2023
Declarations
:
: This analysis is a substudy of a multicenter prospective study of pain and health-related quality of life after surgery registered at ClinicalTrials.gov (NCT03926858, 25/04/2019). This study was approved by the Ethics Committee of Peking University People’s Hospital, Beijing, China (2018PHB229–02, April 22, 2019; Chairperson Prof. Shuang Mu). All procedures were conducted at Peking University People’s Hospital in accordance with the Declaration of Helsinki. Written informed consent was obtained from all participants on the day before surgery.
: Not applicable.
: The authors declare that they have no competing interests.