[Research progress on the comorbidity of anxiety and depression in children and adolescents].

Anxiety and depression, as two emotional disorders with high incidence in children and adolescents, have become major public health issues for health and life safety. Anxiety and depression often exist in the form of comorbidities due to the common clinical manifestations, behavioral characteristics, genetic and environmental etiological mechanisms, which have short-term and long-term adverse health effects. This article summarizes the prevalence and characteristics of the comorbidity of anxiety and depression in children and adolescents, reviews the etiological models and influencing factors of the comorbidity of anxiety and depression, and reveals the underlying etiological mechanism, in order to provide a reference for the prevention and control of the comorbidity of anxiety and depression in children and adolescents.焦虑、抑郁作为儿童青少年群体中发病率较高的两种情绪障碍，已成为威胁健康与生命安全的重大公共卫生问题。焦虑和抑郁由于存在共同的临床表现、行为特征以及遗传和环境病因机制，二者常以共病形式存在，具有近期与远期不良健康效应。本文总结了儿童青少年焦虑抑郁共病的流行现状和共病特征，综述焦虑抑郁共病病因学模型和影响因素，并揭示潜在病因机制，试图为儿童青少年焦虑抑郁共病预防与控制提供参考依据。.