Tóm tắt:

This study was conducted to assess the prevalence of depressive symptoms among adolescents using the Birleson Depression Self-Rating Scale (DSRS) and to explore how demographic factors such as gender, grade level, and academic performance influence these symptoms. This is a cross-sectional study involving 996 students from two secondary schools in Hanoi, Vietnam. Participants completed the DSRS, and data were analyzedto calculate the prevalence of depressive symptoms. Associations between depressive symptoms and demographic factors were examined using odds ratios and regression analysis.