Chen, Xinlin
Gu, Xuefei
Li, Tingting
Liu, Qiaoyan
Xu, Lirong
Peng, Bo
Wu, Nina
Article History
Received: 11 December 2020
Accepted: 22 June 2021
First Online: 6 July 2021
Declarations
:
: The study was implemented in November 2016. According to the Regulation on Ethical Review Methods Relating to Human Biomedical Research (Trial Implementation) then in effected, issued by National Ministry of Health of the People’s Republic of China (Available at: ExternalRef removed), ethical review includes the following two aspects: (1) Research activities are adopted on human physiology, pathology, and diseases of the diagnosis, treatment and prevention, by using of modern physics, chemistry and biological methods in the human body. (2) A medical technology formed by biomedical research or their products experimentally applied on the human body. The research objects were beyond that scope. Furthermore, there was no interventional measures on the subjects in study. Therefore, there is no ethical approval during the study. We discussed the study with ethics committee of the Capital Medical University recently, and obtain confirmation from the committee that the study would not have required ethics approval. All methods were carried out in accordance with relevant guidelines and regulations. The data were collected by issuing electronic questionnaires, which were not face-to-face and filled out voluntarily by drivers with informed consent, and the questionnaires could not be traced to individual drivers.
: Not applicable.
: The authors have no competing interests to declare.