Drug Misuse

The goal of this observational study is to construct a risk tool available for screening young adults and adolescents at high risk of drug misuse and provides a chance for early intervention to young adults and adolescents at high risk of drug misuse, which prevent the onset and development of drug addiction in the future.The main question it aims to answer is: 1. Explore the occurrence and influencing factors of new psychoactive substance misuse among young adults and adolescents; 2. Construct a risk prediction model for new psychoactive substance misuse among young adults and adolescents and conduct internal verification of the model; 3. Based on the results of the prediction model, select the optimal model to initially form a concise scale "Screening Tool for the Risk of New Psychoactive Substance Misuse among Young Adults and Adolescents"; 4. Conduct external verification of the tool, and revise and improve the screening tool, form the final version of the screening tool, and verify the application performance of the screening tool.