A Study on the Multiple Mediating Effects of Social Support and Self-Esteem Between Social Network Addiction and Depressive Symptoms Among Junior High School Students

Objective To investigate the relationships among social network addiction, depressive symptoms, social support, and self-esteem in junior high school students, and to provide a basis for the prevention and intervention of social network addiction behavior. Methods Using stratified cluster random sampling, students from grades 7 to 9 in 8 schools in Chengdu were selected for the study. Questionnaire surveys were conducted using the Social Network Addiction Scale, Social Support Scale, Self-Esteem Scale, and Depressive Symptoms Scale. SPSS 21.0 was used for t-tests, analysis of variance, and correlation analysis, and R software was used for mediation effect analysis. Results Among the 3315 Chengdu junior high school students included in the study, the detection rate of depressive symptoms was 36...