高中生中筛查阳性的亚临床饮食失调症状和相关因素：一项横断面研究

Background Subclinical eating disorder (SCED) symptoms are common among adolescents and may be associated with adverse psychological and behavioral outcomes. However, evidence on screening-positive SCED symptoms and associated factors among high school students remains limited. Identifying these factors may support early screening and prevention. Methods In December 2023, a stratified random cluster sampling method was used to recruit students from 12 high schools in Yangzhou, Jiangsu Province, China. Data were collected using a self-developed general information questionnaire, the Eating Diso