The Effect of Mobile Application-Based Education on the Knowledge and Skills of First Aid for Traffic Accidents Among Adolescents at SMAN 1 Martapura, Banjar RegencyH

First aid in accidents (P3K) is an important skill that can save lives, but adolescents' knowledge and skills about P3K are often low. With technological advancements, mobile applications have become a potential educational tool to improve adolescents' understanding and skills in P3K. This study aims to determine the influence of mobile application-based education on improving adolescent knowledge and skills in providing first aid in accidents. This study uses a pre-experiential method with a one-group pretest-posttest design without control. The sample of this study was 30 students selected using proportional random sampling. The adolescent knowledge and skills were measured before and after the intervention using questionnaires and observation sheets. Data analysis in this study used the Wilcoxon test. The results of the study showed that there was a significant increase in knowledge and skills of first aid in accidents (P3K) with p-value = 0.000. This shows that the use of mobile applications is effective in improving students' knowledge and skills about first aid in accidents (P3K). Mobile application-based education has proven to be effective in improving adolescents' knowledge and skills regarding P3K. Mobile applications can be an efficient and accessible means to disseminate important information about P3K to teenagers.