Although adolescents’ mental health problems and self-injurious thoughts and behaviors (SITBs) have been a serious public health concern worldwide, descriptions of risk factors for SITBs often fail to take migration into account. There are roughly million migrant children in China who, with their parents, moved from original rural residence to urban areas. | Mental health status, and suicidal thoughts and behaviors of migrant children in eastern coastal China in comparison to urban children: A cross-sectional survey