Hoai, Nguyen Thu
Article History
Received: 24 October 2025
Accepted: 28 January 2026
First Online: 12 February 2026
Declarations
:
: Ethical review and approval were not required for this study in accordance with the local legislation and institutional requirements. At the time of data collection, the researchers’ institution did not mandate ethical approval for non-medical social science surveys involving low-risk adult participants. However, the study was conducted in strict accordance with the ethical standards of the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all individual participants included in the study. All participants were adults (18 + years), and participation was entirely voluntary. The survey cover letter clearly explained the research purpose, and participants were informed of their right to withdraw at any time without consequence. Anonymity and confidentiality of the data were assured.
: Not applicable.
: The authors declare no competing interests.