Received: 23 June 2019
Accepted: 6 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: Central ethical approval was first confirmed after reviewing protocol version 1.1 from the Biological-Medical Ethical Committee of West China Hospital, Sichuan University on 24 April 2018 (ref approval no. 2018–82) and then confirmed again after reviewing the protocol version 2.0 by the same ethical committee on 18 February 2019 (ref approval no. 2018–82) because we changed the name of this trial from “Desflurane-based enhanced recovery after surgery (D-ERAS) pathway for primary hip and knee arthroplasty” to “Enhanced recovery after surgery (ERAS) pathway for primary hip and knee arthroplasty.” We will not begin recruiting at other centers in the trial until local ethical approval has been obtained.Details of the study will be explained thoroughly to the potential participants by the study investigator at the preoperative interview. The informed consent form must be signed and provided by all eligible individuals before enrollment. The participants can withdraw from the study without any reason at any time. The privacy of all participants will be strictly protected. Any confidential information, such as name, identification number, hospital administration number, etc. will not be exported, and data anonymity will be executed during the process of data analysis and management.
: Not applicable.
: The authors declare that they have no competing interests.