Trends in associations between socioeconomic development and urban–rural disparity with high blood pressure in Chinese children and adolescents over two decades

This study aimed to assess the association between the trend of urban-rural disparity in high blood pressure (HBP) in Chinese children and adolescents and socioeconomic development. Data on 1,054,602 students aged 7-18 years were obtained from five successive national surveys administered in 29 Chinese provinces in 1995, 2000, 2005, 2010, and 2014. HBP was defined as average measured systolic BP and/or diastolic BP equal to or more than 95th...