Clinical characteristics of depressive disorders in adolescents in the Russian Far East and North China

The aim of the study was to determine the clinical and socio-psychological patterns of formation of the structure and dynamics of non-psychotic depressive disorders in adolescents living in the Russian Far East and in China. Material for solving the set tasks was given by data of a randomized study of 123 adolescents, 61 of them were adolescents with symptoms of depressive disorder living in the North China province of Heilongjiang, and 62 adolescents with depressive symptoms living in the Far East of Russia. Results. A transcultural study revealed a significant predominance among adolescents with depressive disorders of females in both ethnic groups (the Russian group -78.0%, the Chinese group - 68.2%). The established psychopathological structure of depressive disorders showed heterogeneity of clinical manifestations depending on the age of adolescents, which refers Russian and Chinese patients to two age periods: adolescents 11-14 years old (group 1, 20% and 15.9%) and adolescents 15-18 years old, which accounted for the peak of depressive disorders (group 2, 80.0% and 84.1%).