Zhang, Danqing
Hong, Jintao
Chen, Sitong
Liu, Yang
Funding for this research was provided by:
National Social Science Foundation of China (No.19BTY077)
Shanghai Key Laboratory of Human Performance (No.11DZ2261100)
Article History
Received: 27 October 2021
Accepted: 27 July 2022
First Online: 5 August 2022
Declarations
:
: The permission to conduct this study was obtained from the teachers and principals of those participating schools. All the children and adolescents participating in the study, and their parents or guardians, were informed and participants were voluntary to take part in this survey. Verbal informed consent was obtained from all parents/guardians or teachers, and positive assent was obtained from all the children before data collection which was approved by Institution of Review Board at Shanghai University of Sport This study survey was also approved by Institution of Review Board at Shanghai University of Sport. Procedures performed in studies were in accordance with national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Data were collected and analyzed anonymously.
: Not applicable.
: The authors declare that they have no competing interests.