The Study of Self-Injury Behavior among Middle School Students in Wenzhou during the Post-COVID-19 Outbreak and Its Related Risk Factors

Objective: To study of self-injury behavior among middle school students in Wenzhou during the post-COVID-19 outbreak (2020 to 2021) and its related risk factors. Methods: A total of 483 students from grade 1 and 2 of the junior school one and senior high school were randomly selected. Use the questionnaire as of self-injury in middle school student, depression self-rating scALE (PHQ-9) and anxiety self-rating scale (GAD-7), symptom self-assessment scale (SCL-90), and self-compiled genera situation questionnaire. Groups were compared and analyzed according to the presence or absence of self-injury behavior. Results: The incidence of self-injury was 10.35%, including 68% in junior, 32% in senior. The two groups showed significant differences in gender, academic performance, study stress, school bullying, parental relationship, parental teaching-style, number of friends, depression and anxiety score, interpersonal sensitivity, and hostile factor score in SCL-90. Conclusion: 1) During this period, the self-injury behavior of middle school students in Wenzhou was lower than the survey results in other regions in China. 2) The risk factors for self-injury behavior are: gender, academic performance