Funding for this research was provided by:
Yunnan Province Educational Science Planning Project (BD24049)
Article History
Received: 25 February 2025
Accepted: 26 May 2025
First Online: 9 June 2025
Declarations
:
: This study was approved by the Ethics Committee of Northeast Normal University (Approval No. 2022036). All procedures involving human participants strictly adhered to the ethical standards of the institutional and national research ethics committees, and were conducted in compliance with the 1964 Helsinki Declaration and its subsequent amendments.
: Informed consent was obtained from all parents for their children’s participation.
: The authors declare no competing interests.