This survey was approved by the Ethics Committee of Chaohu Hospital of Anhui Medical University(2019-kyxm-012). First of all, two cities were randomly selected in Anhui province, and then students from six schools in these two cities were randomly selected as the research objects, from October 2020 to October 2021. Participants in this survey should meet the following conditions: (1) minors (< 18 years old), and (2) volunteer to participate in this survey. Exclusion criteria: adolescents with severe mental or physical illness or impaired audiovisual function. The survey required informed consent from participants and their guardians (parents or other caregivers) before the survey. Then, before filling out the relevant scale, the researcher explained the process and purpose of this study and gave unified instructions to the participants, and then the participants filled out the questionnaire anonymously and independently.
Copyright and License information: The Author(s) ©2022 Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.
Do you have any questions about this protocol?
Post your question to gather feedback from the community. We will also invite the authors of this
article to respond.