Attitude toward COVID-19 Preventive Behavior after being Vaccinated among High School Students in Bangkok

Abstract: Background: Mutations in the Spike Protein area define the new Covid-19 strain "Omicron." An amino acid is mutated in delta strains. Keeping a safe distance from other people is the best strategy to stop the spread of COVID-19. Secondary school students' attendance at class determines their risk of infection. Students can still proceed in groups although since they are distributed throughout the room, for analysis of high school students' Covid-19 prevention practices. The prevention of COVID-19 is something that high school students should concentrate on since it helps to lower the number of infected residents. Safe for you to understand the proper method to reduce the epidemic. Purpose: To study Attitude toward COVID-19 preventive behavior after receipt COVID-19 vaccination Methodology: This was a cross-sectional observational study. An online questionnaire was purposely developed and made available through Google From between 10 Feb 2022 and 30 Mar 2022. All students who were eligible and were invited to participate in the study. The invitation was sent through a school social media group which all eligible students belong to. The students have access to this group, so they all receive an invitation. In this invitation, information about the objectives of the study as well as the ethical guarantee of confidentiality and anonymity in the data collected as stated in the informed consent were explained. Participation was completely free and voluntary, and no personal data were collected from any participant. Of the 344 students, a total of 2,444 students participated in the study (response rate: 14 %). Findings: A total of 344 high school students participated in the study. Most of the participants were female (n=233, 67.7%). Grade 11 participants were the majority (n=216, 62.8%). 98.3% (n= 338) of participants had already received 2 doses of COVID-19 vaccine. Most participants had a good level of knowledge regarding COVID-19 (M=8.32, SD=1.43). Most participants perceived risk of contracting COVID-19 at a moderate level (M=3.35, SD=1.07). And most of them had a good level of attitude toward COVID-19 prevention after receiving COVID-19 (M=21.49 (2.70). Knowledge about COVID-19 (r=.177** ,p<0.01)had a positive correlation with attitude toward COVID-19 prevention after receiving COVID-19 vaccination. Knowledge (Beta=.173, p<0.01) and Gender (Beta=.134, p